Glow Plug Relay: Installation
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Install glow plug controller on mounting bracket. Install glow plug controller mounting bolt. Install wiring harness connectors to controller. Install battery supply wiring harness connector and nut on glow plug controller. Install upper intake manifold sight shield. Connect negative battery cable(s).
Install glow plug relay on mounting studs. Install glow plug relay mounting nuts. Install wiring harness connector to relay. Install glow plug wiring harness and nuts and harness connectors. Connect wiring harness connectors at glow plug relay. Install battery supply wiring harness nut and harness connector on glow plug relay. Install upper intake manifold sight shield. Connect negative battery cables.