Spark Knock, Noise/Vibration/Harshness, and/or Check Engine Light Issues: Jeep Grand Cherokee Engine & Powertrain

Problem overview

Spark knock, noise/vibration/harshness, and/or Check Engine Light issues may develop. Our technicians tell us powertrain control module (PCM) software upgrades may correct these concerns.

2 people reported this problem

0 comments

Schedule Repair

Jeep Grand Cherokee vehicles with this problem

1 model year affected

2009 Jeep Grand Cherokee

Need a diagnosis? Trust our Jeep experts.

RepairPal Certified shops offer expert diagnosis and repair services for your Jeep Grand Cherokee, ensuring transparency with upfront pricing and a minimum warranty of 12 months or 12,000 miles on all repairs and services.

Search for another problem

RepairPal ™Car Genius

Ask our experts about your Jeep.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

Spark Knock, Noise/Vibration/Harshness, and/or Check Engine Light Issues on Jeep Grand Cherokee

Problem overview

Jeep Grand Cherokee vehicles with this problem

Need a diagnosis? Trust our Jeep experts.

Search for another problem

Ask our experts about your Jeep.