2012 Jeep Grand Cherokee Problems & Reliability

Hey there, fellow car enthusiasts! If you’re anything like me, you probably have a soft spot for rugged, adventure-ready vehicles that can handle both city streets and off-road trails with ease. One such vehicle that has captured the hearts of many is the 2012 Jeep Grand Cherokee. Known for its iconic design and versatile performance, this SUV has been a popular choice for those who crave a blend of comfort and capability. However, like any vehicle, it has its fair share of quirks and issues that potential buyers should be aware of. In this post, we’ll dive into some of the common problems reported by owners of the 2012 Jeep Grand Cherokee and discuss its overall reliability, so you can make an informed decision if you’re considering adding this beast to your garage. Now, let’s get into the nitty-gritty. While the 2012 Jeep Grand Cherokee boasts a lot of strengths, such as a comfortable interior and impressive off-road prowess, it’s not without its challenges. From electrical gremlins to transmission troubles, there are a few areas where this model has raised eyebrows. But don’t worry, we’ll break it all down for you, highlighting the most frequently reported issues and how they might impact your driving experience. Plus, we’ll take a look at how the Grand Cherokee stacks up in terms of reliability compared to its competitors. So, buckle up and join us on this journey as we explore the ups and downs of owning a 2012 Jeep Grand Cherokee!
Body Components

Parts Assessed:

Windows, power locks, manual locks, doors, trunk, tailgate, mirrors, power and manual seat controls, seat belts, sunroof, convertible top, glass defects.

Reported Problems:

N/A

Analysis:

No major problem has been reported

Parts Assessed

Brake pads, brake rotors, brake calipers, anti-lock braking system (ABS), brake lines, brake master cylinder, brake booster, parking brake, brake sensors, regenerative braking system (if applicable).

Reported Problems:

  • Temperature Blend/Recirculation Doors May Fail and Cause AC Problems

Analysis:

The 2012 Jeep Grand Cherokee has some issues with the temperature blend and recirculation doors, which can lead to AC problems. This can be a bit of a hassle, especially during extreme weather conditions when you rely on your AC the most. While it’s not a deal-breaker, it’s something to keep in mind if you’re considering this model.

Parts Assessed

Air conditioning compressor, AC condenser, AC evaporator, heater core, blower motor, automatic climate control system, refrigerant leaks, HVAC electrical components, temperature sensors, ventilation system.

Reported Problems:

  • Engine Will not Start Due to Wireless Control Module Fault

Analysis:

The 2012 Jeep Grand Cherokee has had some issues with the engine not starting due to a fault in the wireless control module. This problem can be pretty frustrating, as it affects the vehicles reliability and can leave you stranded unexpectedly. While not every owner experiences this issue, its something to be aware of if youre considering this model.

Parts Assessed

CV joints, driveshaft, axles, differential, limited-slip differential (if applicable), traction control system, electronic stability control (ESC), four-wheel-drive (4WD) components, all-wheel-drive (AWD) components, transfer case, driveline vibration.

Reported Problems:

  • The Fuel Tank is Hard to Fill and/or the Fuel Fill Nozzle Shuts Off Repeatedly While Fueling

Analysis:

The 2012 Jeep Grand Cherokee has been known to have issues with the fuel tank being hard to fill, and the fuel fill nozzle shutting off repeatedly during fueling. This can be a frustrating problem for owners, as it disrupts the convenience of refueling. While this issue doesn’t affect the overall driving performance, it does impact the vehicle’s reliability in terms of everyday usability.

Parts Assessed

Infotainment system, GPS navigation, Bluetooth connectivity, touchscreen display, phone pairing, backup camera, rear entertainment system, head-up display, instrument cluster, digital gauges.

Reported Problems:

  • Software updates available for erroneous “Service 4WD System” warning light

Analysis:

The 2012 Jeep Grand Cherokee has had some issues with an erroneous “Service 4WD System” warning light, but software updates are available to fix this problem. While this might be a bit annoying, it’s good to know that there’s a straightforward solution. Overall, the Grand Cherokee is a solid ride, but like any vehicle, it has its quirks that need occasional attention.

Parts Assessed

Radiator, radiator hoses, cooling fan, water pump, thermostat, antifreeze leaks, engine coolant reservoir, overheating prevention system, intercooler (if applicable).

Reported Problems:

  • Electrical Contacts in the Tail Lamp Housing May Break or Melt

Analysis:

The 2012 Jeep Grand Cherokee has had some issues with the electrical contacts in the tail lamp housing, which can break or melt over time. This problem can lead to malfunctioning tail lights, potentially causing safety concerns on the road. While this issue is notable, it’s important to consider it alongside other factors when evaluating the overall reliability of the vehicle.

Parts Assessed

Alternator, battery, ignition switch, ignition coil, spark plugs, ignition wires, engine control module (ECM), electronic ignition system, auto stop/start function, battery cables, engine wiring harness, fuse box, relays, starter motor.

Reported Problems:

  • The Remote Keyless Entry System May Not Function Intermittently

Analysis:

The 2012 Jeep Grand Cherokee seems to have some issues with the remote keyless entry system not working consistently. This can be pretty annoying, especially if you’re in a hurry or have your hands full. While it’s not a deal-breaker, it’s definitely something to keep in mind if you’re considering this model.

Parts Assessed

Engine rebuilds, cylinder head, head gasket, timing chain, timing belt, camshaft, crankshaft, connecting rods, turbocharger or supercharger (if applicable), valve train, piston rings, oil control system, engine knocking, engine misfires.

Reported Problems:

  • Check Engine Light Due to Failed Thermostat

Analysis:

The 2012 Jeep Grand Cherokee has a common issue with the check engine light coming on due to a failed thermostat. This problem can be a bit of a hassle, as it might lead to engine overheating if not addressed promptly. Overall, while the Grand Cherokee is a solid SUV, this particular issue is something to keep an eye on for maintaining its reliability.

Parts Assessed

Muffler, catalytic converter, exhaust manifold, heat shields, exhaust pipes, oxygen (O₂) sensors, resonator, exhaust leaks, emissions control system.

Reported Problems:

  • Front and Rear Differential Pinion Seal and Transfer Case Leaks

Analysis:

The 2012 Jeep Grand Cherokee seems to have some issues with front and rear differential pinion seal and transfer case leaks. These problems can lead to fluid loss, which might affect the vehicle’s performance and longevity if not addressed promptly. While it’s a solid SUV overall, keeping an eye on these potential leaks is crucial for maintaining its reliability.

Parts Assessed

Fuel pump, fuel injectors, fuel rail, fuel pressure regulator, throttle body, fuel gauge sensor, evaporative emissions system, EGR (exhaust gas recirculation) valve, charcoal canister, fuel filter, fuel tank, vapor leaks.

Reported Problems:

  • Water Leak and Sloshing Due to Clogged Evaporator Drain

Analysis:

The 2012 Jeep Grand Cherokee has had some issues with water leaks and sloshing sounds, often due to a clogged evaporator drain. This problem can lead to water accumulating inside the vehicle, which is definitely annoying and can cause further damage if not addressed. While it’s not a deal-breaker for everyone, it’s something to keep an eye on if you’re considering this model.

Flagship-One-Engine-Computer-In-Stock
Onboard Electronics

Parts Assessed

Cruise control, keyless entry system, push-button start, wiper motor, warning lights, power mirrors, interior lighting, exterior lighting, dashboard indicators, electronic parking brake, tire pressure monitoring system (TPMS), alarm and security system, remote engine start, heated and ventilated seats, heated steering wheel, wireless charging pad.

Reported Problems:

  • HVAC Air Flow Switching to Defrost When Accelerating

Analysis:

The 2012 Jeep Grand Cherokee has a quirky issue where the HVAC air flow switches to defrost mode when you accelerate, which can be pretty annoying. While this isn’t a deal-breaker for everyone, it’s definitely something to keep in mind if you’re considering this model. Overall, the Grand Cherokee is a solid SUV, but like any vehicle, it has its share of quirks.

Parts Assessed

Dashboard rattles, squeaks, wind noise, door seals, weather stripping, water leaks, air leaks, excessive road noise, suspension noise, drivetrain noise, exhaust rattles, engine bay noises.

Reported Problems:

  • Check Engine Light Code P2181 For a Cooling System Performance Fault

Analysis:

The 2012 Jeep Grand Cherokee has been known to experience the Check Engine Light Code P2181, which indicates a cooling system performance fault. This issue can lead to overheating problems if not addressed promptly, affecting the vehicle’s overall reliability. While it’s a common problem for this model year, regular maintenance and timely repairs can help mitigate the impact on your driving experience.

Parts Assessed

Paint durability, clear coat protection, rust prevention, corrosion resistance, body panel alignment, door seals, window trim, plastic trim, metal finishes, fading, cracking, peeling.

Reported Problems:

  • The Check Engine Light With Code P013A and/or P013C

Analysis:

No major problem has been reported

Parts Assessed

Struts, shocks, control arms, sway bars, ball joints, tie rods, wheel bearings, power steering pump, power steering fluid leaks, electronic power steering (EPS), steering rack and pinion, steering linkage, alignment issues, torsion bars, springs, air suspension (if applicable).

Reported Problems:

  • Offset Upper Ball Joints May Help Alignment Problems

Analysis:

The 2012 Jeep Grand Cherokee has had some issues with alignment, but using offset upper ball joints can be a helpful fix for these problems. While this solution can improve the vehicle’s alignment, it’s important to keep an eye on other potential issues that might arise with an older model. Overall, addressing these alignment concerns can contribute to a smoother driving experience and enhance the reliability of your Grand Cherokee.

Parts Assessed

Transmission rebuild, transmission replacement, torque converter, transmission solenoids, gear selector, gear shifting, transmission control module (TCM), transmission fluid leaks, clutch (manual transmission), automatic transmission valve body, CVT (continuously variable transmission) components, dual-clutch transmission (DCT) components.

Reported Problems:

  • Check Engine Light With Any or All of The Following Codes: P2302, P2305, P2308, P2311, P2314, P2317,…

Analysis:

The 2012 Jeep Grand Cherokee has been known to experience issues with the check engine light, particularly when codes like P2302, P2305, P2308, P2311, P2314, and P2317 are involved. These codes typically indicate problems with the ignition coil circuits, which can affect the vehicle’s performance and reliability. While the Grand Cherokee is generally a solid SUV, these recurring issues can be a headache for owners, so it’s worth keeping an eye on them and addressing any problems promptly.

Conclusion

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