C 2500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2001)
2. Slide the glow plug relay inward to engage it to the glow plug controller housing.
3. Set the glow plug controller onto the studs.
4. Install the glow plug controller nuts.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the nuts to 42 N.m (31 lb ft).