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 MANUALSPONTIAC1987GRAND PRIX BROUGHAM, 5.0 HREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMCARBURETOR - ROCHESTER E4MC/E4MEADJUSTMENTSCHOKE COIL LEVER
1987 Pontiac Grand Prix Brougham, 5.0 H
Choke Coil Lever
1987 Pontiac Grand Prix Brougham, 5.0 HSECTION Choke Coil Lever
NOTE:
Choke coil cover uses rivets in place of retaining screws. If necessary to remove choke coil cover, see DISASSEMBLY
and REASSEMBLY
procedures in this article.
- Remove retaining rivets. Remove choke cover and coil assembly from choke housing. See Fig 1 .
- Position fast idle speed cam follower on high step of fast idle cam.
- Push up (counterclockwise) on choke coil tang to close choke valve.
- Insert .120" (3.0 mm) drill or plug gauge in hole provided in choke housing. Lower edge of choke lever inside housing should just touch drill or plug gauge.
- To adjust, bend choke rod. See Figure .
NOTE:
Electric choke units do not use a gasket between choke cover and choke housing.
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.