Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008UPLANDER V6-3.9LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINESERVICE AND REPAIROVERHAULREPAIR INSTRUCTIONS14. VALVE ROCKER ARM COVER REMOVAL - LEFT SIDE
2008 Chevrolet Uplander V6-3.9L
14. Valve Rocker Arm Cover Removal - Left Side
2008 Chevrolet Uplander V6-3.9LSECTION 14. Valve Rocker Arm Cover Removal - Left Side
Valve Rocker Arm Cover Removal - Left Side
1. Remove the positive crankcase ventilation (PCV) tube.
2. Remove and discard both PCV tube O-rings.
3. Remove the valve rocker arm cover bolts.
Important: When removing the valve rocker arm cover make sure the gasket stays in place attached to the cylinder head.
4. Remove the valve rocker arm cover.
5. Cut the room temperature vulcanizing (RTV) in the channel where the intake, cylinder head and valve rocker arm cover meet with a suitable tool.
6. Remove the valve rocker arm cover gasket.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.