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 MANUALSCHEVROLET1990LUMINA APV V6-191 3.1LREPAIR AND DIAGNOSISSTARTING AND CHARGINGSTARTING SYSTEMSTARTER MOTORSERVICE AND REPAIR
1990 Chevrolet Lumina APV V6-191 3.1L
Starter Motor: Service and Repair
1990 Chevrolet Lumina APV V6-191 3.1LSECTION Service and Repair
1. Disconnect battery ground cable.
2. Raise and support vehicle.
3. Remove nut from brace at A/C compressor, then remove nut attaching brace to engine.
4. Remove drain pan from under engine oil pan.
5. Disconnect electrical connector from oil pressure sending unit, then remove sending unit.
6. Remove oil filter, then disconnect starter wiring from starter motor.
7. Remove bolts from starter motor, then remove starter motor and shims if used.
8. Reverse procedure to install.
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.