Removal Procedure

NOTE: The exhaust gas recirculation (EGR) valve inlet pipe incorporates a crush seal connection at the water pump housing. The EGR valve inlet pipe must be replaced if disconnected from the water pump housing.

Fig 1: EGR Pipe

Courtesy of GENERAL MOTORS CORP.

Remove the EGR pipe bolt at the water pump housing.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Loosen the EGR pipe nut at the exhaust manifold.
Remove the EGR valve pipe.