Grand Cherokee 2WD V8-4.7L Flex Fuel (2008)
Oil Pump: Removal and Replacement
Engine Oil Pump - Removal
REMOVAL
1. Remove the oil pan and pick-up tube See: Oil Pan/Service and Repair/Removal and Replacement/Engine Oil Pan - Removal.
2. Remove the timing chain cover See: Timing Components/Timing Cover/Service and Repair/Timing Cover - Removal.
3. Remove the timing chains and tensioners See: Timing Components/Timing Chain/Service and Repair/Removal and Replacement/Timing Chain &
Sprockets - Removal.
4. Remove the four bolts, primary timing chain tensioner and the oil pump.
Engine Oil Pump - Installation
INSTALLATION
1. Position the oil pump onto the crankshaft and install one oil pump retaining bolt.
2. Position the primary timing chain tensioner and install three retaining bolts.
3. Tighten the oil pump and primary timing chain tensioner retaining bolts to 28 Nm (250 in. lbs.) in the sequence shown.
4. Install the secondary timing chain tensioners and timing chains See: Timing Components/Timing Chain/Service and Repair/Removal and
Replacement/Timing Chain & Sprockets - Installation.
5. Install the timing chain cover See: Timing Components/Timing Cover/Service and Repair/Timing Cover - Installation.
6. Install the pick-up tube and oil pan See: Oil Pan/Service and Repair/Removal and Replacement/Engine Oil Pan - Installation.
