To replace the idle air control (IAC) valve on a 1990 Geo Tracker, first disconnect the negative battery terminal to ensure safety. Locate the IAC valve on the throttle body, then remove the electrical connector and the mounting screws. Carefully take out the old valve and install the new one, ensuring it is securely fastened and reattach the electrical connector. Finally, reconnect the battery and start the vehicle to check for proper operation.
How much does it cost parts and labor to replace a valve cover gasket on a 1990 Honda Accord 4door.
take it in
1990 Honda accord ex how would you know if idle air control valve is bad?
Replace your idle air control valve
on the intake
No PCV valve on this engine. Has "PCV system". Hose from valve cover to throttle body. Nothing to replace.
The idle air control valve on a 1990 Ford Escort is located on the intake manifold. An idle air control valves function is to control the amount of air that is allowed to enter the engine so the idle can stabilize.
disconnect the hose and remove 2 bolts.
check the idle air control valve
One of these things is the cause. Thermostat stuck open, replace it. Heater core stopped up, backflush the hearter core, and service the cooling system. Heater temperature control valve defective, replace it.
does 1990 geo tracker have air bags
Where can i buy a fuel pump relay for 1990 1.6 geo tracker