FAQ for Throttle Body Repair
Q: How do you clean the throttle body?
A:
You can remove the air cleaner outlet duct resonator, inspect the throttle body bore and the throttle valve plate for deposits, clean the throttle body bore and the throttle valve plate, install the air cleaner outlet duct resonator and perform the throttle relearn procedure.
By BobGM Specialist
02/11/2022 Q: How many fasteners does the throttle body assembly have?
A:
The throttle body assembly has a total of 4 fasteners.
By BobGM Specialist
02/11/2022 Q: What is the recommended torque when you tighten the throttle body assembly fasteners?
A:
You can tighten the fasteners to 10 Nm (89 lb in).
By BobGM Specialist
02/11/2022 Q: What should you do before inserting fingers into the throttle bore?
A:
You should turn OFF the ignition before inserting your fingers into the throttle bore.
By BobGM Specialist
02/11/2022 Q: What should you remove before replacing the Throttle Body Assembly?
A:
You should remove the outlet duct.
By BobGM Specialist
02/11/2022 Q: What can be used to clean the throttle body bore and the throttle valve plate?
A:
You can use a clean shop towel with GM top engine cleaner, GM P/N 1052626 (Canadian P/N 993026) or ACDelco Carburetor Tune-Up Conditioner, P/N X66-P, or an equivalent product.
By BobGM Specialist
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