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 MANUALSCHEVROLET1986C 10 P/U 2WD V8-350 5.7LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGBLOWER MOTORSERVICE AND REPAIRWITH AIR CONDITIONING
1986 Chevrolet C 10 P/U 2WD V8-350 5.7L
With Air Conditioning
1986 Chevrolet C 10 P/U 2WD V8-350 5.7LSECTION With Air Conditioning
REMOVE OR DISCONNECT
1. Battery ground cable.
2. Blower motor lead and ground wires (134).
3. Blower motor cooling tube.
4. Blower assembly.
^ Case attaching screws.
^ Carefully pry the blower flange away from the case if the sealer acts as an adhesive.
5. Blower wheel from motor shaft.
^ Remove shaft nut.
INSTALL OR CONNECT
1. Blower wheel to the motor shaft.
2. Blower assembly.
^ Use a new bead of sealer on the flange.
3. Blower motor cooling tube.
4. Blower motor lead and ground wires.
5. Battery ground cable.
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.