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Home >> Hummer >> 2009 >> H3T Alpha >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 5.3L - Introduction >> Repair Instructions >> Camshaft Position Sensor Replacement
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Camshaft Position Sensor Replacement

Fig 1: Camshaft Position Sensor Replacement
GM2003676Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1 Camshaft Position Sensor Bolt (Qty: 2)
CAUTION: Refer to Fastener Caution .

Procedure: 
Clean the area around the camshaft position (CMP) sensor before removal in order to prevent debris from entering the engine.

Tighten:  12 N.m (106 lb in)

2 Camshaft Position Sensor Bracket Assembly
Procedure: 
Disconnect the electrical connectors.
3 Camshaft Position Sensor
4 Camshaft Position Sensor O-ring Seal
Procedure: 
Lubricate the O-ring seal with clean engine oil.