K 2500 Truck 4WD V8-6.5L DSL Turbo VIN S (1998)
Glow Plug Relay: Service and Repair
REMOVAL PROCEDURE
1. Remove the negative battery cable.
2. Remove the upper intake manifold cover.
3. Remove the wiring harness connector to the relay.
4. Remove the glow plug wiring harness wires.
5. Remove the relay mounting bolts.