buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Oil Pressure Switch (For Fuel Pump) > < Idle Air Control (IAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic]|Specifications|Page 6271
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Screws to 3 Nm (27 lb. in.).

4. Electrical connector to IAC.
5. Air intake duct.
6. Electrical connector to IAT.
7. Install resonator.
8. Reset IAC valve pintle position:

A. Depress accelerator pedal slightly.
B. Start engine.
C. Release accelerator pedal.
D. Run engine for 5 seconds.
E. Turn ignition "OFF" for 10 seconds.
F. Restart engine.
G Check for proper idle operation.

Oil Pressure Switch (For Fuel Pump) > < Idle Air Control (IAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic]|Specifications|Page 6271