C 2500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2001)
3. Install the IAH relay controller nuts and washers.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the nuts to 5 N.m (44 lb in).
4. Install the IAH relay controller cover.
5. Install the IAH relay controller.
6. Install the IAH relay controller bolts (2).