Removal Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Remove the upper tie bar. Refer to TIE BAR REPLACEMENT -- UPPER .
Disconnect the coolant heater cord (2) from the left coolant heater (3).

Fig 1: Disconnecting Coolant Heater Cord
Courtesy of GENERAL MOTORS CORP.
Remove the engine coolant heater bolt.
Remove the left engine coolant heater.

Fig 2: Removing Left Engine Coolant Heater
Courtesy of GENERAL MOTORS CORP.