Windows, power locks, manual locks, doors, trunk, tailgate, mirrors, power and manual seat controls, seat belts, sunroof, convertible top, glass defects.
N/A
No major problem has been reported
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).
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
No major problem has been reported
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.
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.
The world's top supplier of programmed OEM (Original Equipment Manufacturer) Powertrain Control Modules (PCM), Engine Control Modules (ECM), Injection Control Modules (IDM), Body Control Modules (BCM), Transmission Control Modules (TCM), Engine Control Units and all other car control units. With over a decade in the business, we are the most reliable source when it comes to programming services for replacement engine control modules.
Pressure loss on your vehicle? U3576 flags a Stack Differential Pressure Sensor circuit fault—possible HVAC failure. Scan, inspect wiring, replace sensor.
Coolant mixing valve sensor fault lights up on your vehicle—risking overheating. Scan U3575, test the sensor, and promptly reprogram or replace it.
Coolant temperature spikes or no heat in your vehicle? U3574 signals a faulty Coolant Mixing Valve—run a module scan and arrange reprogramming or replace.
Engine overheating or coolant warning on your vehicle? A faulty coolant mixing valve control circuit can cause temp loss—scan, reprogram or replace now.
Temp gauge spikes and overheating on your vehicle? U3572 means Stack Outlet Coolant Temp Sensor 2 circuit fault—scan or replace to prevent engine damage.
Temp gauge spikes and overheating in your vehicle? Faulty Stack Outlet Coolant Temp Sensor 1 can overheat engine—scan circuit and schedule module repair.
Coolant temperature warning on your vehicle? A Stack Inlet Coolant Temperature Sensor Circuit can cause overheating—scan, test and replace/reprogram.
Warning light or loss of power from your vehicle’s Anode Multifunction Valve? It threatens system reliability—scan the code and replace the valve promptly.
Your vehicle flashes U3568—Anode Multifunction Valve control circuit fault, risking loss of function. Scan, test the circuit, then reprogram or replace.
Power loss or boost warning in your vehicle? A faulty Anode Inlet Pressure Sensor 2 circuit can trigger limp mode—scan, test wiring and replace sensor.
Fuel pressure warning on your vehicle? A faulty Anode Inlet Pressure Sensor 1 circuit can cause erratic fuel delivery—scan the code, test the sensor, an…
Hydrogen pressure warning on your vehicle? Faulty Hydrogen Supply Line A Pressure Sensor 2 circuit can cut fuel‑cell output—scan and replace the sensor.