C 3500 HD Truck 2WD V8-6.5L DSL Turbo VIN F (2001)
1. Remove the negative battery cables.
2. Remove the upper intake manifold cover by loosening the mounting bolts.
3. Release all three wiring harness connectors at the glow plug relay (1).
4. Remove the glow plug battery feed nut and wire.
5. Remove the relay mounting bolt (4).
6. Remove the glow plug relay (1).
Installation Procedure 2
1. Install the glow plug relay (1) on the mounting bracket (3).
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the glow plug relay mounting bolt (4).
Tighten