Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Glow Plug Control Module Protector & Glow Plug Control Module Bracket

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice .

Position the glow plug control module bracket (2) to the lower valve rocker arm cover and install the bolts, if required.
Tighten: Tighten the bolts to 10 N.m (89 lb in).
Position the glow plug control module protector (1) and install the bolts, if required.
Tighten: Tighten the bolts to 10 N.m (89 lb in).

Fig 2: View Of Fuel Return Pipe Clamp Bolt & Clip Bolt

Courtesy of GENERAL MOTORS CORP.

Install the fuel return pipe clamp bolt (1).
Tighten: Tighten the bolt to 24 N.m (18 lb ft).

Fig 3: View Of Glow Plug Control Module & Bolts

Courtesy of GENERAL MOTORS CORP.

Position the glow plug control module onto the bracket and install the bolts.
Tighten: Tighten the bolts to 10 N.m (89 lb in).

Fig 4: View Of Positive Battery Cable & Glow Plug Control Module Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Connect the engine wiring harness electrical connector (2) to the glow plug control module.
Connect the positive battery cable (1) to the glow plug control module.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (w/Single Battery) or Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery) or Battery Negative Cable Disconnection and Connection (w/Dual Batteries) .
If a NEW glow plug control module was installed, program the module. Refer to Control Module References .