Oldsmobile 17113209 Valve,Idle Air Control

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First, disconnect the negative cable from the battery's terminal. Second, take off the engine cover. For 2014 and earlier 4.3L V6 and 5.0L, 5.7L, and 7.4L V8 engines, disconnect the electrical connector from the Idle Control Valve and remove the Idle Control Valve mounting screws. Fourthly, remove the Idle Control Valve together with its O-ring. Fifthly, examine and clean around Idle Control Valve pintle seating surface for Idle Control Valve mounting flange inside throttle body and air passage through throttle body. In case there is a need to thoroughly clean it out one should consider removing it entirely. If you are fitting a new Idle Control Valve then measure how long from tip of pintle valve to Idle Control Valve mounting flange hence adjust accordingly. Then install new O-ring while greasing it with clean engine oil only if necessary. For 4.8L, 5.3L, and 6.0L V8 engines, disconnect the electrical connector from the Idle Control Valve and remove the Idle Control Valve mounting screws first before removing it together with its O-ring (The Car Connection). Remove all dirt in an around Idle Control Valve Pintle as well as Seating Surface for Idle Control Valve Mounting Flange inside Throttle Body plus Air Passage through Throttle Body if needed remove entire throttle body to ensure thorough cleaning well done that new idle control will demand getting known how long towards tip about pintle valve up against idle control mounting flange therefore adjusting accordingly get your hands on fresh o ring lube with neat engine oil when required (AAA & ESUHSD).

To maintain the Fuel Meter Body Assembly, you should unplug the electrical connectors from the fuel injectors, remove various components, and reinstall them with new gaskets and seals.

The throttle valve controls air flow, and additional air is regulated by the Idle Air Control (IAC) valve.

To prepare for replacing the throttle body assembly, you should first relieve the fuel pressure and detach the cable from the negative terminal of the battery.

After reinstalling the air cleaner housing assembly, you should check for fuel leaks with the engine off and the ignition on.

No, the idle speed is not adjustable on these models.

The IAC valve adjusts the air bypassing the throttle plate to maintain the idle speed based on various engine conditions.