CTS V6-3.2L VIN N (2003)
5. Disconnect the heated oxygen sensor connector (2) from the rear of the throttle body heater inlet hose/pipe (3).
6. Disconnect the throttle body heater inlet hose from the water crossover, using 90° needle nose pliers.
7. Disconnect the electrical connector (2) from the coil pack (1).
8. Disconnect the following from the front of the throttle body heater inlet hose/pipe:
-
The camshaft position (CMP) sensor connector
-
The left knock sensor connector
-
The vacuum pipe retainer
9. Disconnect the vacuum brake booster hose (3) from the vacuum source.
10. Remove the bolts securing the throttle body heater inlet hose/pipe to the following:
-
The intake plenum (2)
-
The engine rear lift bracket
