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 MANUALSCHEVROLET1997ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINESERVICE AND REPAIRENGINE OVERHAUL (UNIT REPAIR)ENGINE ASSEMBLYVALVE ROCKER ARM COVER INSTALLATION
1997 Chevrolet Astro Van 2WD V6-4.3L VIN W
Valve Rocker Arm Cover Installation
1997 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Valve Rocker Arm Cover Installation
1. Install the NEW valve rocker arm cover gasket into the groove of the valve rocker arm cover.
IMPORTANT: Do not reuse the valve cover gasket or the valve rocker arm cover bolt grommets.,
2. Install the NEW valve rocker arm cover bolt grommets into the valve rocker arm cover.
3. Install the valve rocker arm cover onto the cylinder head.
4. Install the valve rocker arm cover bolts.
^ Tighten the valve rocker arm cover bolts to 12 Nm (106 inch lbs.).
NOTICE: Refer to Fastener Notice in Service Precautions.
RENDER: 1.0x
NO RELATED
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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.