Express 3500 V8-6.6L DSL Turbo (2008)
Notice: Refer to Fastener Notice.
2. Position the intake air valve to the IAH and install the intake air valve bolts.
Tighten the bolts to 20 N.m (15 lb ft).
3. Install the positive battery cable and nut to the IAH.
Tighten the nut to 4 N.m (34 lb in).
4. Connect the engine wiring harness electrical connector (2) to the intake air valve.
5. Connect the engine wiring harness electrical connector (1) from the intake air heater (IAH).
6. Install the charge air cooler outlet pipe.
7. Connect the negative battery cable.