Colorado 2WD L4-2.8L VIN 8 (2004)
Timing Chain: Service and Repair
Timing Chain and Sprockets Replacement
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Tools Required
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J 44221 Camshaft Holding Tool
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J 450.59 Angle Meter
Removal Procedure
1. Remove the camshaft cover.
2. Remove the Camshaft Position (CMP) sensor.
3. Remove the engine front cover.
4. 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.
Caution: Refer to Camshaft Holding Tool Caution in Service Precautions.
5. Install the ~J 44221 to the rear of the camshafts.
6. Release the tension on the timing chain by moving the tensioner shoe in.
