Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
4. Connect the glow plug controller battery feed electrical connector (1).
5. Connect the glow plug controller electrical connectors.
6. Install the auxiliary generator, if equipped.
7. Install the water outlet tube.
8. Install the engine harness main connector bracket bolts.
Tighten
Tighten the bolts to 21 N.m (15 lb ft).
9. Connect the barometric sensor electrical connector.