How does the ignition work on a 1992 Chevy S10?

As is the case on the 1992 S10 Chevy pickup, the ignition key is simply the theft-deterrent device. Once the key is inserted into the lock cylinder, the tumblers open; you turn the key and this sends an electrical charge from the ignition switch to the ignition coil. From there, all the electrical components are electrically activated.

How much is the S10 ignition control module?

Shop AutoZone for Chevrolet S10 Ignition Control Module. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only

When did the S-10 pickup truck come out?

Chevrolet S-10 Through the Years. 1982: Chevrolet introduced the S-10 pickup truck to the world. This model was slightly larger than the Chevy light utility vehicle, or LUV, manufactured between 1972 and 1982.

When did the Chevrolet S10 get serpentine drive?

1987: The 1987 model year did not involve any obviously visible changes to the S-10, but there was one small tweak under the hood. Chevrolet added a serpentine drive belt to replace the standard V-belts for both the 2.5-liter and 2.8-liter engines. 1988: As time went on, Chevrolet began to expand the available options for the S-10.

Where is the Idle Air Control ( IAC ) valve?

Ensure your ignition if OFF. Remove the connector to the IAC valve, located right below the Throttle Position Sensor (TPS) on the left side of the throttle body as you are looking at it from the front of the car.

What can cause an ignition switch to fail?

(These generalizations, depend significantly on year, make, and model.) Worn ignition switch contacts, temperature problems, or broken springs can all cause the ignition switch to fail, preventing you from starting your car. On the road, poor ignition switch contacts could shut the engine off while driving, which could be dangerous.

How is the ignition switch connected to the car?

The ignition switch itself is connected to the ignition cylinder by a shaft or lever. Inside the ignition switch, several contacts connect vital electrical systems needed to start and run the car.

What are symptoms of failing Idle Air Control ( IAC ) valve?

Symptoms of a failing idle air control valve. A faulty idle air control (IAC) valve can cause a number of problems with your vehicle: 1. Incorrect idle speed: An IAC valve that sticks in the closed position will create an idle speed that’s too low.

How do you disconnect the IAC valve on a car?

1) With the IAC valve connected, ground the diagnostic (ALDL) terminal (same as you would do to flash trouble codes thru the check engine light). 2) Turn ON the ignition, but do NOT start the engine. Wait at least 30 seconds. 3) With the ignition still on, disconnect the IAC electrical connector.

Can a faulty IAC valve cause a car to stall?

The car stalls: A faulty IAC valve can prevent the engine from getting enough air to idle properly. As a result, the car may stall. 4. The car won’t start: In extreme cases, the IAC valve may cause too much or too little air from entering the engine when you turn the ignition, resulting in engine that cranks but doesn’t start.

Can a bad IAC valve cause a surging condition?

A bad IAC valve can also cause a surging condition at idle, where the RPMs will increase and then drop back to normal. 2. Your check engine light is on: The computer monitors the IAC valve to make sure it’s working correctly.