Jeep Grand Cherokee WK. Manual — part 1241
INSTALLATION
1. Clean timing chain cover and block surface.
NOTE: Always install a new gasket on timing cover.
2. Verify that the slide bushings (1) are installed in timing cover.
3. Install cover and new gasket. Tighten fasteners to 28 N·m (250 in. lbs.).
NOTE: The large lifting stud is torqued to 55 N·m (40 ft. lbs.).
4. Install the oil pan and pick up tube (Refer to 9 -
ENGINE/LUBRICATION/OIL
PAN
-
INSTALLA-
TION).
5. Install the A/C compressor.
6. Install the generator.
7. Install power steering pump.
8. Install the dipstick support bolt.
9. Install the thermostat housing.
10. Install crankshaft damper (Refer to 9 - ENGINE/
ENGINE BLOCK/VIBRATION DAMPER - INSTAL-
LATION).
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11. Install accessory drive belt tensioner assembly and both idler pulleys.
12. Install radiator lower hose.
13. Install both heater hoses.
14. Install radiator fan shroud.
15. Install the fan and fan drive assembly
16. Install the accessory drive belt.
17. Install the coolant bottle and washer bottle.
18. Install the upper radiator hose.
19. Install the air cleaner assembly.
20. Fill cooling system.
21. Refill engine oil.
22. Connect the battery negative cable.
23. Install the engine cover (1).
TIMING CHAIN & SPROCKETS
REMOVAL
1. Disconnect battery negative cable.
2. Drain cooling system.
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ENGINE - 5.7L SERVICE INFORMATION
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3. Remove Timing Chain Cover (1).
4. Re-install the vibration damper bolt finger tight.
Using a suitable socket and breaker bar, rotate the
crankshaft to align timing chain sprockets and key-
ways as shown.
CAUTION: The camshaft pin and the slot in the
cam sprocket must be clocked at 12:00 (2). The
crankshaft keyway must be clocked at 2:00 (3).
The crankshaft sprocket must be installed so that
the dots and or paint marking is at 6:00.
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WK
5. Remove oil pump.
6. Retract tensioner shoe (1) until hole in shoe lines up with hole in bracket..
7. Slide a suitable pin (2) into the holes.
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