C 1500 Yukon 2WD V8-5.3L VIN Z Flex Fuel (2003)
Timing Chain: Service and Repair
Timing Chain and Sprockets Replacement
Tools Required
-
J8433 Two Jaw Puller
-
J41816-2 Crankshaft End Protector
-
J41558 Crankshaft Sprocket Remover
-
J41665 Crankshaft Balancer and Sprocket Installer
Removal Procedure
1. Remove the oil pump.
2. Rotate the crankshaft until the timing marks on the crankshaft and the camshaft sprockets are aligned.
Notice:
Do not turn the crankshaft assembly after the timing chain has been removed in order to prevent damage to the piston assemblies or the
valves.
3. Remove the camshaft sprocket bolts.
4. Remove the camshaft sprocket and timing chain.
5. Use the J8433, the J41816-2 and the J41558 in order to remove the crankshaft sprocket.