Colorado 4WD L4-2.9L (2008)
Throttle Body: Service and Repair
Throttle Body Assembly Replacement
Removal Procedure
1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement (See: Air Cleaner Housing/Air
Cleaner Fresh Air Duct/Hose/Service and Repair/Air Cleaner Resonator and Outlet Duct Replacement) .
2. Disconnect the evaporative emission (EVAP) canister purge pipe (1) from the throttle control module (2). Refer to Plastic Collar Quick Connect
Fitting Service (See: Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service) .
3. Disconnect the engine wiring harness electrical connector from the throttle body control module.
4. Remove the throttle control module bolts.
5. Remove the throttle body control module and the seal from the intake manifold.
6. Clean the gasket surface.
Installation Procedure