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 MANUALSBUICK1985ELECTRA V6-260 4.3L DSLREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSADJUSTMENTS
1985 Buick Electra V6-260 4.3L DSL
Computers and Control Systems: Adjustments
1985 Buick Electra V6-260 4.3L DSLSECTION Adjustments
1981-85 Diesel Engines:
1. Start engine and allow it to warm up to operating temperature.
2. Connect tachometer following manufacturer's instructions.
3. Adjust screw on injection pump to obtain specified slow idle.
4. Turn ignition OFF and then attach jumper wire across fast idle switch connector terminals.
5. Turn ignition ON and adjust idle solenoid (energized) to obtain specified fast idle.
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.