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 MANUALSCHEVROLET1987CHEVY VAN G30, 5.7 K, 400/M40REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 64 (SERVICING - M/T)LUBRICATIONSERVICE INTERVALSTRANSFER CASE
1987 Chevrolet Chevy Van G30, 5.7 K, 400/M40
Transfer Case
1987 Chevrolet Chevy Van G30, 5.7 K, 400/M40SECTION Transfer Case
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1989 Dodge Ramcharger, 1989 Dodge Ram Wagon, 1989 Dodge Ram Van, 1989 Dodge Pickup, and 1989 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
Light duty service requires transfer case servicing (fluid drained and refilled) every 37,500 miles. Under severe conditions, service transfer case every 36,000 miles.
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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.