The Most Common 2012 Jeep Grand Cherokee Problems

Common issues with the 2012 Jeep Grand Cherokee revolve around the vehicle’s electrical system, engine, and powertrain.
Written by Jacqulyn Graber
Reviewed by Kathleen Flear
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Drivers of the 2012
Jeep Grand Cherokee
have commonly reported issues with the vehicle’s electrical system, engine, and powertrain. Plus, the ‘12 Grand Cherokee has experienced 11 recalls over the years.
Jeeps make the quintessential off-road vehicles, and many Jeeps are known to last for years and years. Unfortunately, not all Jeeps are created equal, and the 2012 Grand Cherokee is a good example of a Jeep with a long list of problems.
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The most common 2012 Jeep Grand Cherokee problems

A whopping 1,524 complaints have been made to the National Highway Traffic Safety Administration (NHTSA) regarding the 2012 Jeep Grand Cherokee. Most of them revolve around the vehicle’s electrical system, engine, and powertrain. Let’s explore.
Over 790 drivers have reported issues with the 2012 Grand Cherokee’s electrical system, noting that the vehicle sometimes stalls without warning, power steering cuts out, the battery doesn’t always respond to being jumped, and certain dashboard sensor lights seem to come on and stay on despite no other related issues.
As for the engine, 253 consumers have filed complaints, often noting that the TIPM becomes faulty and causes the engine not to start or have a hard start. Drivers also note the common occurrence of the check engine light and unusual engine noises. 
Finally, 88 reviewers have cited problems with the vehicle’s transmission. Often, the vehicle slips when shifting, or shifting is difficult in general.
Often related to these complaints, the 2012 Jeep Grand Cherokee currently has a long list of recalls, relating specifically to the following parts or issues:
  • The fuel pump relay may fail, resulting in a stall.
  • The supercharger bracket may damage the ABS line causing a brake fluid leak and decreasing the responsiveness of the braking system.
  • An incorrectly installed brake booster shield might reduce the vehicle’s braking ability.
  • The alternator may fail or short-circuit, resulting in an engine stall and/or fire.
  • The vanity lamp may short out, resulting in a fire.
  • A loss of power braking could limit the braking ability of the vehicle.
  • A hard or stiff brake pedal may lengthen the stopping distance.
  • A rod-bearing failure may lead to engine seizure.
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Is the 2012 Jeep Grand Cherokee reliable?

As you can imagine, the 2012 Jeep Grand Cherokee’s reliability ratings aren’t all that great. But—believe it or not—they’re not exactly terrible, either.
RepairPal gave the ‘12 Grand Cherokee a reliability rating of 3.5 out of 5 stars, which is about average. However, they also noted an average annual repair cost of $715, which is pretty pricey compared to other similar vehicles.
J.D. Powers offered a reliability and overall quality rating of 79/100, which—once again—isn’t impressive, but isn’t exactly awful, either. 

How to simplify car insurance shopping (and still optimize coverage!) 

Whether you already own a 2012 Jeep Grand Cherokee, or are going to keep shopping for something else, everyone could stand to lower their
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