The 2011 Jeep Grand Cherokee comes standard with the 3.6L Pentastar V6 engine, producing 290 horsepower and 260 lb-ft of torque. This naturally aspirated engine features dual overhead cams, variable valve timing, and aluminum construction for weight savings. It’s paired with a 5-speed automatic transmission and offers decent fuel economy for its class, achieving approximately 17 mpg city and 23 mpg highway. The Pentastar was relatively new for 2011, replacing the older 3.7L V6, and provided significantly more power and better efficiency than its predecessor.

The 2011 Jeep Grand Cherokee shares most parts with the 2011-2016 model years of the same generation (WK2). Engine components from the 3.6L Pentastar are compatible across this entire range, though some sensors and wiring may have minor variations. Body panels, interior components, and suspension parts generally interchange from 2011-2013, with some updates occurring for 2014-2016 models. The transmission, drivetrain components, and most electrical parts are compatible throughout the 2011-2016 production run. Always verify part numbers for critical components like airbag modules and PCMs.

Parts availability changes daily. Call us at (603) 392-7313 or visit our online shop to check current inventory from this specific vehicle. If we have sold a part you need, our Parts Broker service can source it from our network of partner yards nationwide.

Yes! We ship parts from this vehicle and our entire inventory nationwide. Most orders ship within 1-2 business days via FedEx or freight carriers for larger components like engines and transmissions. Call (603) 392-7313 for a shipping quote on any part.

The 3.6L Pentastar V6 is generally reliable but has some known issues to watch for. The most serious concern is rocker arm failure, which can occur around 80,000-120,000 miles and cause significant engine damage. Regular oil changes with the correct viscosity (5W-20) are crucial for longevity. The engine also benefits from using quality oil filters and avoiding extended oil change intervals. When properly maintained, many examples reach 150,000+ miles without major issues. The timing chain system is robust, and the aluminum construction helps with heat dissipation, but the rocker arm issue remains the primary reliability concern for this otherwise solid engine.