Jeep Car Parts UK - Quality Used & Genuine Parts

How to Replace Jeep Headlights

Jeep headlight replacement varies by model but generally follows straightforward procedures. Whether replacing standard halogen units or upgrading to LED or HID headlights on Wrangler, Cherokee, or Grand Cherokee models, the process is manageable with basic tools.

Step-by-Step Instructions:

1. Open the bonnet and secure it safely. Locate the rear of the headlight assembly from within the engine bay. On Wrangler, the simple layout provides excellent access to headlight fixings with minimal obstruction. On Cherokee and Grand Cherokee, access is good though more complex due to additional components. On Compass and Renegade, compact engine bays mean tighter working space but fixings remain accessible.
2. Disconnect all electrical connectors. Jeep headlights typically have 2-4 electrical connectors depending on specification including main beam, dipped beam, side lights, and on some models DRL (Daytime Running Light) connectors. Press the release tabs carefully and pull straight out without forcing. On models with electrical issues, inspect connectors for corrosion or damage as faulty connections can trigger dashboard warning lights.
3. Remove the headlight mounting bolts or screws. Most Jeep models use T15 or T20 Torx screws or 10mm bolts to secure the headlight assembly. On Wrangler, there are typically 4-6 bolts along the top and side edges easily accessible once bonnet is open. On Cherokee and Grand Cherokee, expect similar arrangements with possible hidden fixings behind trim pieces. On Renegade and Compass, smaller designs mean 3-4 mounting points. Remove all mounting fixings completely and organize them carefully.
4. Release any additional clips or trim pieces. Some Jeep headlights use supplementary plastic clips or require removal of grille sections for access. Wrangler JL models may need grille removal for complete headlight replacement. Cherokee models sometimes have clips at the inner edge. Check workshop manual for model-specific requirements. Handle trim pieces gently to avoid breaking plastic clips.
5. Carefully remove the headlight assembly. With all fixings removed, gently pull the headlight straight forward out of its mounting position. Jeep headlights can be heavy particularly on Grand Cherokee with HID or LED systems. Support the weight as you pull to prevent dropping. If significant resistance is felt, stop and check for missed fixings or clips rather than forcing which could break mounting tabs.
6. Install the new headlight assembly. Reverse the removal process by aligning the new headlight with mounting points and push firmly into place ensuring all locating pins and tabs engage correctly. Refit all mounting bolts and clips, tightening securely but not overtightening plastic components. Reconnect all electrical connections ensuring each clicks firmly and test all lighting functions before closing bonnet including dipped beam, main beam, side lights, DRLs, and turn signals.

Important Notes: When upgrading Wrangler to LED or HID headlights, ensure new units are compatible with vehicle's electrical system and won't trigger dashboard warnings. Headlight alignment is crucial after replacement and can be adjusted using screws on the rear of the assembly. Given Jeep's history of electrical issues, verify all connections are clean and secure. If warning lights appear after replacement, disconnect battery for 10 minutes to reset system before assuming fault with new headlights.

Browse Jeep Headlights →

How to Replace Jeep Front Bumper

Replacing a Jeep front bumper can be completed in 60-120 minutes depending on model complexity and whether aftermarket modifications are involved. This process covers Wrangler, Cherokee, Grand Cherokee, and other Jeep models, though specific mounting varies significantly between models.

Step-by-Step Instructions:

1. Open the bonnet and secure it with the prop rod. Locate the upper bumper mounting fixings along the top edge of the bumper assembly. Wrangler typically has 6-8 bolts along the top secured to frame rails. Cherokee and Grand Cherokee have 8-10 fixings across the top including bolts and plastic clips. Renegade and Compass use similar arrangements with 6-8 upper fixings. Remove all upper fixings systematically and keep organized by location.
2. Access the wheel arch areas on both sides. Turn the steering wheel fully to one side to maximize access to the wheel arch liner. Remove plastic arch liner screws or push-pins to fold back the liner exposing side bumper mounting points. Jeep typically uses combination of Phillips screws and plastic push-pins. On Wrangler with aftermarket bumpers, expect heavy-duty bolted connections rather than factory clips. Repeat on both sides.
3. Remove the side mounting bolts from both wheel arches. Behind each wheel arch liner, locate 2-4 bolts or screws securing each side of the bumper to the frame or fender mounting brackets. Wrangler uses substantial bolts requiring 13mm or 15mm sockets as bumpers mount directly to frame. Cherokee and Grand Cherokee use combination of bolts and clips. Remove all side fixings carefully on both driver and passenger sides.
4. Safely raise the front of the vehicle for undertray access. Use proper jack and jack stands to safely elevate the vehicle providing clear access to underside. Never work under vehicle supported only by jack. Locate and remove screws, bolts, and clips securing any undertray panels and the lower edge of the bumper. Jeep typically uses 8-15 fixings along the bottom depending on model. Work systematically ensuring all lower fixings are completely removed.
5. Disconnect fog lights, sensors, and electrical connections. Reach behind the bumper and disconnect all electrical connectors including fog lights if fitted, parking sensor connections if equipped with parking assist, washer jets if mounted in bumper, and any additional connections. On models with known electrical issues, inspect connectors for corrosion while accessing. Count connections to ensure all are reconnected during refitting.
6. Release the bumper from frame mounting points. With all fixings removed, bumper should pull away from mounting brackets. Wrangler bumpers particularly steel aftermarket ones can be extremely heavy requiring two people for safe removal. Cherokee and Grand Cherokee bumpers include crash beam structures adding significant weight. Firmly but gently pull bumper forward from one side while supporting opposite side. May need to wiggle slightly to clear mounting tabs and clips.
7. Remove the bumper completely from the vehicle. Once released from all mounting points, carefully remove bumper forward away from vehicle. Place on protected surface to avoid scratching painted surface or damaging plastic components. If installing aftermarket bumper on Wrangler, this is time to install winch, D-rings, or other accessories according to bumper manufacturer instructions.
8. Prepare and fit the replacement bumper assembly. Transfer any brackets, fog lights, sensors, or components from old bumper if not fitted to replacement. If upgrading Wrangler to aftermarket steel bumper, ensure all supplied hardware and instructions are available. Align new bumper with mounting points and push firmly into place ensuring all mounting holes align correctly. For heavy Wrangler aftermarket bumpers, use jack or second person to support weight during installation. Systematically secure with all bolts and screws in reverse order, tightening frame bolts to manufacturer specifications. Reconnect all electrical connections. Test fog lights and sensors if fitted before final assembly and check panel gaps are even.

Top Tips: Wrangler owners often upgrade to aftermarket steel bumpers for improved off-road protection and winch mounting. These significantly heavier than factory bumpers and require sturdy frame mounting. When installing aftermarket bumpers, follow manufacturer torque specifications precisely as improper installation can affect crash safety. On Cherokee and Grand Cherokee, bumper removal often necessary for radiator or crash sensor work. Store all factory hardware even if installing aftermarket bumper as some pieces may be reusable. If experiencing electrical issues after bumper replacement, verify all connectors seated properly and check for pinched wires.

Browse Jeep Front Bumpers →

Common Jeep Parts Problems & Solutions

Jeep vehicles are renowned for off-road capability and iconic styling but unfortunately suffer from significant reliability challenges. Consumer Reports ranks Jeep dead last out of 26 brands for the third consecutive year in 2026 due to below-average brand reliability, the lowest average road test score in Consumer Reports testing, and the lowest scoring brand for owner satisfaction. In used car reliability rankings, Jeep places 25th out of 26 brands, ahead only of Tesla. These rankings reflect persistent quality issues affecting multiple Jeep models across generations. While Jeeps excel at off-road performance and maintain strong enthusiast followings, potential buyers and current owners should be aware of common problems requiring attention and potentially expensive repairs. Here are the most commonly reported Jeep parts problems based on verified data from Consumer Reports, NHTSA complaints, and industry specialists.

Transmission Problems (Critical Issue Across Multiple Models):

• ZF 9-Speed Transmission Failures (Cherokee, Renegade): The ZF 9-speed automatic transmission represents Jeep's most notorious reliability problem affecting primarily Cherokee (2014-2019) and Renegade (2015-2016) models. This transmission is plagued by harsh shifts, delayed engagement, getting stuck in gears, complete transmission failures requiring replacement, shuddering and jerking during normal driving, and vehicles entering limp mode limiting available gears. The 2019 Cherokee is considered the worst Jeep in the last decade largely due to transmission issues with NHTSA receiving hundreds of complaints. Owners report transmissions failing at low mileages including instances of transmissions needing replacement after just 2 weeks or 3,000 miles. The problems stem from both software calibration issues and mechanical failures within the complex 9-speed design.
• Cherokee Transmission Specific Issues: Cherokee owners from 2014-2019 report particularly severe transmission problems. Common complaints include loud clunking, thumping, or growling noises when slowing down to approach intersections, transmission getting stuck in 4th gear and refusing to shift even in manual mode, transmission suddenly dying in oncoming traffic creating dangerous situations, service transmission warning lights appearing accompanied by hard shifting, and complete transmission failures requiring replacement under 100,000 miles. One owner reported Cherokee with only 5,696 miles experiencing complete powertrain failure while driving on highway using cruise control. Multiple Technical Service Bulletins exist attempting to address these issues through software updates, but many owners report problems persist even after updates.
• Power Transfer Unit (PTU) Failures: Cherokee models also suffer PTU failures which work in conjunction with transmission to transfer power between front and rear axles. Symptoms include loss of power to wheels while driving at highway speeds, grinding noises from drivetrain, and PTU failures damaging connected driveshafts and transmission components. One owner reported in June 2023 experiencing PTU failure at 50,000 miles causing power loss while crossing highway. Dealer replaced PTU and driveshaft but found replacement PTU also defective. Dealer admitted "many of the new PTUs are defective" highlighting ongoing quality control problems. PTU failures can leave vehicle stranded and create dangerous situations when power loss occurs in traffic.
• Wrangler and Gladiator Transmission Issues: 2018-2019 Wrangler models report transmission entering limp mode, harsh gear changes, loss of power, and sloppy clutch pedals on manual transmissions. Gladiator shares Wrangler's mechanical components and experiences similar issues. While the 8-speed automatic in Wrangler and Gladiator is generally more reliable than Cherokee's 9-speed, problems still occur requiring software updates or mechanical repairs.
• Grand Cherokee Transmission Problems: Older Grand Cherokee models from 2005-2010 era particularly known for transmission issues. Modern 8-speed automatic in current Grand Cherokee is improved but still shows higher-than-average failure rates compared to competitors. Transmission issues represent significant expense with repairs ranging from £800-£1,500 for minor fixes to £3,000-£5,000+ for complete transmission replacement.
• Prevention and Solutions: For vehicles with 9-speed transmission, ensure all software updates have been applied through authorized Jeep dealer as multiple updates released attempting to improve shift quality and reliability. Regular transmission fluid changes every 30,000-40,000 miles may help prolong transmission life despite manufacturer claiming sealed for life. When buying used Cherokee or Renegade, thoroughly test drive including stop-and-go traffic, highway driving, and manual mode operation listening for unusual noises, harsh shifts, or hesitation. Avoid 2014-2019 Cherokee and 2015-2016 Renegade if possible or factor potential £3,000-£5,000 transmission replacement into purchase price. Extended warranty coverage strongly recommended for any Jeep with 9-speed transmission. If transmission problems develop, document everything and consider lemon law claims if vehicle qualifies as repeated failures may warrant manufacturer buyback or replacement.

Electrical System Failures (Widespread Across All Models):

• TIPM (Totally Integrated Power Module) Failures: The TIPM represents Jeep's central electrical control unit managing power distribution to various vehicle systems. When TIPM fails, symptoms are bizarre and seemingly random including fuel pump running continuously or not running when needed, windshield wipers activating on their own and not turning off, lights flickering or staying on when vehicle is off draining battery, random warning lights illuminating on dashboard, and multiple systems failing simultaneously without apparent connection. One Grand Cherokee owner reported electronics going crazy with wipers moving by themselves, engine revving up by itself, transmission gear indicator blinking, and power steering failing and coming back on repeatedly. The garage discovered power steering pump was causing issues on shared electrical bus affecting transmission ECM and other systems.
• Complete Electrical System Failures: Multiple Jeep owners across Cherokee, Grand Cherokee, and Wrangler models report complete electrical system failures. One 2015 Grand Cherokee SRT owner experienced electrical system going haywire with windshield wipers operating uncontrollably and vehicle completely shutting down refusing to restart. Another 2021 Grand Cherokee owner reported every warning light blinking on dash and screen saying every system was down including shifter lights (stop, reverse, neutral, drive all blinking) with engine running but vehicle unable to move. These catastrophic failures often occur without warning and can leave vehicles stranded requiring towing.
• Cherokee Electrical Gremlins: Cherokee models particularly prone to electrical issues. One 2020 Cherokee Trailhawk owner experienced engine service light and all gear indicators lighting up simultaneously with dealer initially diagnosing transmission problem, keeping vehicle 2.5 weeks, then discovering sensor issue, only for problem to immediately return. Same vehicle later had all warning lights come on simultaneously including auto-start and blind spot monitor all claiming malfunction, parking brake engaging automatically at stop light, and vehicle starting on its own when ignition in off position. Second dealership found electrical wiring not connected properly but after repair issues became even worse. The 2019 Cherokee received 170 NHTSA complaints about electrical problems including lights shutting off while driving, cruise control failures, and automatic locks not working.
• Battery Drain and Repeated Battery Failures: Multiple Jeep owners report going through 3-4 batteries in 2-3 years despite dealers claiming unable to find electrical system problems. One 2021 Cherokee owner experienced 3 batteries in less than three years with Chrysler unable to find cause and essentially dismissing concerns. Parasitic electrical draws from faulty TIPM or other modules can drain batteries when vehicle sits causing repeated no-start conditions and shortened battery life.
• Uconnect Infotainment Problems: Modern Jeeps with Uconnect systems experience screen freezing requiring system reboots, inability to change screens between functions like Apple CarPlay and Navigation, intermittent loss of functionality, and slow response times. While Uconnect 5 in latest models shows improvement, earlier Uconnect 4 systems particularly problematic. One 2024 Wrangler owner reported screen display freezing intermittently preventing changes between screens.
• Solutions and Workarounds: TIPM replacement costs £500-£1,200 at dealers though some independent shops offer refurbished units at lower cost. When electrical gremlins appear, start with battery testing and inspection of all ground connections as poor grounds cause many seemingly electrical issues. Disconnecting battery for several hours can reset electrical systems and temporarily resolve some issues. For persistent electrical problems, insist dealer submit STAR case request to FCA Corporate for engineering assistance as problems often beyond local technician capability. Ensure technician uses WiTECH diagnostic tool correctly as improper diagnostics lead to misdiagnosis. When buying used Jeep, thoroughly test all electrical functions including lights, wipers, windows, locks, infotainment, and dashboard displays. Appearance of multiple simultaneous electrical faults often indicates TIPM or major electrical issue requiring expensive diagnosis and repair.

Death Wobble (Wrangler and Gladiator):

• Violent Steering Oscillation: Death wobble describes violent steering wheel and front-end shaking occurring at speeds above 50mph on Wrangler and Gladiator models. The phenomenon feels like vehicle losing control with steering wheel oscillating rapidly making vehicle nearly impossible to control until speed is reduced. Death wobble stems from Wrangler's solid front axle design combined with worn suspension components, wheel bearing issues, tire balance problems, improper alignment, worn ball joints or tie rod ends, damaged track bar bushings, or loose steering components. Once death wobble begins, it often recurs repeatedly until underlying cause is addressed.
• Diagnosis and Repair: Diagnosing death wobble requires systematic checking of all front suspension and steering components. Start with tire balance and ensure all tires properly balanced and inflated to correct pressures. Inspect track bar for worn bushings or loose mounting bolts. Check all ball joints, tie rod ends, and drag link for wear and play. Verify wheel bearings are tight without excessive play. Inspect steering stabilizer shock for leaks or damage. Death wobble repairs range from £100-£200 for simple fixes like tire balancing to £500-£1,500 if multiple suspension components require replacement. Wrangler and Gladiator owners should address any steering or suspension wear promptly to prevent death wobble from developing.

Engine Stalling and Power Loss (Cherokee):

• Unexpected Engine Shutdown: The 2019 Cherokee is notorious for engines shutting off unexpectedly while driving creating extremely dangerous situations. NHTSA received more than 250 complaints regarding 2019 Cherokee engine problems. Engines shut off without warning while vehicle in motion, in some cases refusing to restart, leaving vehicle stranded in traffic or on highways. The issue affects the 2.0-liter engine introduced in redesigned 2019 front end. Engine stalling combined with transmission problems makes 2019 Cherokee one of worst vehicles for reliability in recent memory.
• Start-Stop System Failures: Automatic start-stop systems on newer Jeeps malfunction causing engines to shut off at traffic lights and not restart properly, vehicle starting on its own when ignition in off position, and near-collision situations when engine fails to restart promptly after stopping. Multiple Cherokee owners report disabling start-stop feature every time they drive due to unreliability.

Steering and Handling Issues (Gladiator):

• Wandering and Instability at Highway Speeds: The 2020 Jeep Gladiator notorious for steering problems particularly at highway speeds. NHTSA received more than 120 complaints about Gladiator's tendency to wander across road at speeds above 50mph. Drivers report vehicle requiring constant steering corrections to maintain lane position, feeling of vehicle being blown around by wind or road irregularities, and general lack of stability making highway driving exhausting and potentially dangerous. The issues stem from Gladiator's long wheelbase pickup configuration based on Wrangler platform which wasn't originally designed for truck bed weight distribution.

Air Suspension Failures (Grand Cherokee):

• Quadra-Lift Air Suspension Problems: Grand Cherokee models equipped with Quadra-Lift air suspension experience compressor failures, air spring leaks, and height sensor malfunctions. Symptoms include vehicle sagging on one corner, suspension error warnings on dashboard, inability to raise or lower vehicle height, and harsh ride quality. Air suspension repairs expensive ranging from £500-£1,000 for individual air spring replacement to £1,500-£2,500 for complete system overhaul including compressor. Many owners choose to convert to conventional coil spring suspension when air suspension fails due to high ongoing maintenance costs.

Brake System Problems (Cherokee and Others):

• Brake Performance Issues: Cherokee receives more than 70 NHTSA complaints about brakes. Problems include vehicle jerking when braking making smooth stops difficult, strange grinding noises from brakes even with adequate pad material, premature brake component wear, and emergency brake malfunctions. Some owners report emergency brake engaging automatically at stop lights creating confusion and potential rear-end collision risk.

Recalls and Safety Concerns:

• Extensive Recall History: The 2024 Wrangler alone has been recalled 9 times by NHTSA highlighting ongoing quality control issues. Recalls cover instrument panel cluster failures, rearview camera and brake light wiring short circuits, tire pressure monitoring system failures, and various other safety-critical defects. Grand Cherokee, Cherokee, and other models similarly experience multiple recalls. When buying used Jeep, always check recall status and verify all recalls completed before purchase.

Jeep Reliability Assessment:

Dead Last for Reliability: Consumer Reports' ranking of Jeep as dead last (#26 out of 26) for third consecutive year tells damning story about brand's quality problems. This isn't slight decline—Jeep consistently underperforms across reliability, owner satisfaction, and objective testing. Used car ranking of #25 out of 26 (ahead only of Tesla) confirms reliability issues persist across vehicle lifecycles. The combination of transmission problems, electrical failures, steering issues, and general build quality concerns makes Jeep one of least reliable automotive brands available in UK market.

Model-Specific Reliability: Cherokee represents Jeep's worst reliability offender with 2014-2019 models particularly problematic due to 9-speed transmission and electrical gremlins. The 2019 model year stands out as worst Jeep in last decade. Wrangler maintains cult following for off-road capability but suffers death wobble issues and below-average reliability with 9 recalls for 2024 model year alone. Grand Cherokee shows improvement in latest generation but historically plagued by transmission and electrical problems with current models still rating below average. Renegade early models (2015-2016) had extensive problems across all systems. Gladiator suffers steering issues making highway driving concerning. Even best Jeep models lag competitors significantly in reliability metrics.

Stellantis Quality Control Issues: Many Jeep problems trace to parent company Stellantis (formerly Fiat Chrysler) prioritizing cost-cutting over quality. The troubled ZF 9-speed transmission sourced from external supplier represents attempt to improve fuel economy but created reliability nightmare. Electrical architecture shared across Stellantis brands shows similar problems in Dodge, Chrysler, and Ram vehicles. Build quality and attention to detail lag Japanese and even mainstream European competitors. Quality control at manufacturing facilities appears insufficient to catch defects before vehicles reach customers.

Expensive Repairs and Maintenance: Jeep ownership costs extend beyond purchase price due to frequent repairs. Transmission replacements £3,000-£5,000, TIPM replacements £500-£1,200, air suspension repairs £1,500-£2,500, and frequent electrical diagnostics £80-£150 per hour add up quickly. Many repairs require dealer-level diagnostic equipment making independent shop repairs challenging. Parts availability generally good due to high sales volumes but genuine parts can be expensive. Extended warranty strongly recommended for any Jeep purchase as repair costs can exceed vehicle value on older models.

Off-Road Capability vs. Reliability Trade-Off: Jeep's core competency remains off-road capability particularly in Wrangler and Rubicon variants. For enthusiasts prioritizing trail capability over reliability, Jeep may still appeal despite problems. However, buyers seeking reliable daily transportation should strongly consider alternatives. Toyota 4Runner, Land Rover Defender (though also expensive to maintain), Suzuki Jimny, and various Japanese SUVs offer better reliability while some maintain respectable off-road capability. The reality is most Jeep owners never venture serious off-road yet suffer reliability problems designed into vehicles for hardcore capability most will never use.

Buying Recommendations: If purchasing Jeep despite reliability concerns, avoid 2014-2019 Cherokee and 2015-2016 Renegade entirely due to catastrophic transmission problems. Avoid 2019 Cherokee specifically due to engine stalling issues making it potentially dangerous. For Wrangler, newer JL generation (2018+) represents improvement over JK but still expect reliability issues and death wobble potential. Grand Cherokee latest generation (2021+) shows some improvement but verify no air suspension if avoiding expensive future repairs. Always obtain comprehensive pre-purchase inspection from Jeep specialist who can check for common problems including transmission operation, TIPM functionality, and suspension wear. Extended warranty coverage essential as £150 monthly payment vastly preferable to £5,000 transmission replacement. Budget additional £100-200 monthly for repairs and maintenance beyond normal service requirements. Join Jeep owner forums to research specific model year problems before purchasing and maintain realistic expectations about reliability.

Overall Assessment: Jeep vehicles offer iconic styling, strong off-road capability in certain models, and enthusiastic owner communities. However, the brand's dead-last reliability ranking, extensive problem history, and expensive repair costs make Jeep difficult to recommend for most buyers. Consumer Reports and used car reliability data provide clear evidence that Jeep ownership involves accepting significantly higher risk of problems compared to competitive brands. For buyers prioritizing reliability, numerous alternatives exist offering better dependability at similar price points. For enthusiasts drawn to Jeep's specific capabilities and willing to accept reliability compromises, proceed with eyes open to potential costs and frustrations while ensuring adequate warranty coverage and emergency fund for inevitable repairs.

Find Replacement Jeep Parts →