Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Fully seat the heater cartridge against the engine block and ensure the clip snaps in place. The final wire harness should be in the 8 o'clock position. The final retaining clip location should be in the 3 o'clock position.
Route the wire harness along the rear of the engine aligned with the heater hose tube.

Fig 1: Clipping Heater Cartridge To Engine Block
Courtesy of GENERAL MOTORS CORP.
Ensure the wire harness cartridge plug is fully seated onto the cartridge.
Ensure the main wire harness clip is fully seated.
On vehicles with manual transmission, route the heater wire harness as shown.

Fig 2: Clipping Heater Wire Harness To Main Wire Harness
Courtesy of GENERAL MOTORS CORP.
On vehicles with automatic transmission, route the heater wire harness as shown.

Fig 3: Clipping Heater Wire Harness To Main Wire Harness
Courtesy of GENERAL MOTORS CORP.
Tuck the heater wire harness below the junction box on the outside of the battery.
Tuck the 110 volt heater plug in the space in between the battery and headlamp assembly (1).
Clip the heater wire harness on the outside of the battery (2).

Fig 4: Clipping Heater Wire Harness On Outside Of Battery
Courtesy of GENERAL MOTORS CORP.
Ensure that the 110 volt plug tie-strap securely holds the wire bundle and the protector cap is fully seated on the plug.