Colorado 2WD V8-5.3L (2009)
Knock Sensor: Service and Repair
Knock Sensor 2 Replacement
Knock Sensor 2 Replacement
Removal Procedure
1. Raise and support the vehicle only high enough to access the number 2 knock sensor (KS) through the wheelhouse. Refer to Lifting and Jacking
the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Remove the left wheelhouse liner. Refer to Front Wheelhouse Liner Replacement (See: Body and Frame/Fender/Front Fender/Front Fender
Liner/Service and Repair).
3. Disconnect the engine wiring harness electrical connector (3) from the KS (1).
4. Remove the KS retaining bolt.
5. Remove the KS (1) from the engine block.
Installation Procedure