Colorado 2WD L4-2.8L VIN 8 (2004)
Camshaft Gear/Sprocket: Service and Repair
Intake Camshaft Sprocket Replacement
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Tools Required
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EN-44217-45 Chain Holding Tool
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J 44E17 Timing Chain Retention Tool
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J 44221 Camshaft Holding Tool
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J 45059 Angle Meter
Removal Procedure
1. Remove the camshaft cover.
2. Rotate the crankshaft in the engine rotational direction clockwise, until the #1 piston is at Top Dead Center (TDC) on the compression stroke. The
word Delphi on the exhaust camshaft position actuator will be parallel with the cylinder head to cam cover mating surface.
3. Using the timing mark on the intake camshaft sprocket as a reference, make a mark on the timing chain link adjacent to it.
Caution: Refer to Camshaft Holding Tool Caution in Service Precautions.
4. Install the J 44221 to the rear of the camshafts.
