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 MANUALSBUICK1982LESABRE ESTATE WAGON V8-307 5.0LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMIGNITION TIMINGADJUSTMENTS
1982 Buick LeSabre Estate Wagon V8-307 5.0L
Ignition Timing: Adjustments
1982 Buick LeSabre Estate Wagon V8-307 5.0LSECTION Adjustments
Set timing at low idle and Before Top Dead Center, unless otherwise specified. Disconnect and plug distributor vacuum hose at distributor.
All carburetted with C-3 System, disconnect 4-wire connector at distributor. Timing MUST be set to specifications shown on emission label if different from setting listed. If "Check Engine" light comes on during procedure, remove ECM fuse to clear.
1.8L (112) FI, 2.5L (151) engines, ground diagnostic connector.
All W/Out distributor not adjustable.
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.