Throttle Body Cleaning Procedure

THROTTLE BODY CLEANING PROCEDURE

REMOVAL PROCEDURE
1. Disconnect the air intake ducts from the throttle body.

CAUTION: Turn OFF the ignition before inserting fingers into the throttle bore. Unexpected movement of the throttle blade could cause personal injury.

2. Inspect the throttle body bore and the throttle valve plate for any deposits. It is necessary to open the throttle valve in order to inspect all of the surfaces.
3. Clean the throttle body bore and the throttle valve plate by using a clean shop towel with Top Engine Cleaner, GM P/N 1052626 (Canadian P/N 993026) or AC-Delco Carburetor Tune-Up Conditioner, P/N X66-P, or an equivalent product.

NOTE: Do not use any solvent that contains Methyl Ethyl Ketone (MEK). This solvent may damage fuel system components.

INSTALLATION PROCEDURE
1. Connect the air intake ducts to the throttle body.
2. Inspect for air leaks.