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 MANUALSCHEVROLET1985NOVA/CHEVY II L4-1600CC 4ALC NUMMIREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTUNE-UP AND ENGINE PERFORMANCE CHECKSDISTRIBUTORSERVICE AND REPAIRDISTRIBUTOR REPLACEMENT
1985 Chevrolet Nova/Chevy II L4-1600cc 4ALC Nummi
Distributor Replacement
1985 Chevrolet Nova/Chevy II L4-1600cc 4ALC NummiSECTION Distributor Replacement
1. Disconnect battery ground cable.
2. Disconnect distributor wire at electrical connector.
3. Disconnect vacuum hoses, then the vacuum advance unit.
4. Disconnect distributor cap with spark plug cables connected, then position aside.
5. Remove distributor hold-down bolts.
6. Note position of rotor, then pull distributor outward until it stops rotating counterclockwise.
7. Reverse procedure to install. Check to ensure marks made during removal are correctly aligned during installation.
8. Adjust ignition timing as outlined in Tune Up Section.
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.