Purchase a can of throttle body cleaner and follow the directions on the can.
Clean the throttle body with a spray throttle body cleaner.
Where is the ECU on a 2002 Dodge Grand Caravan
The Trailblazer has an electronic throttle (drive by wire). There is no IAC valve, it is built into the throttle body. Remove and clean the entire throttle body.
You can purchase special spray, "throttle body cleaner", in any auto parts store. All necessary instructions are on the bottle.
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Try to clean your throttle body. If you disconnect your battery or get a bad connection your throttle body will act up if it is dirty and it will not idle.
You don't. But you can clean the throttle body with throttle body cleaner. Just follow the directions on the can.
on the back of the throttle body
"How do you clean the throttle body on a 2000 Pontiac Gran Prix?"
Carbon build up. Clean the throttle body with a good carb cleaner.
How do you replace a throttle body on a trailblazer 2002