TrailBlazer 2WD V8-5.3L (2007)
Valve Cover: Service and Repair
Valve Rocker Arm Cover Replacement - Right Side
Valve Rocker Arm Cover Replacement - Right Side
Removal Procedure
1. Remove the air conditioning (A/C) compressor hose. Refer to Compressor Hose Assembly Replacement (LH6, LS2) Compressor Hose Assembly
Replacement (LL8).
2. Remove the connector position assurance (CPA) lock.
3. Disconnect the main electrical connector (1) to the ignition coil wire harness.
4. Remove the harness clips.
5. Reposition the engine harness, if necessary.
6. Remove the spark plug wires from the ignition coils.
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Twist each plug wire 1/2 turn.
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Pull only on the boot in order to remove the wire from the ignition coil.