Express 3500 V8-6.6L DSL Turbo (2008)
1. Install the fuel injector pipes.
Tighten the fittings to 41 N.m (30 lb ft).
2. After installing the fuel injector pipes, clean the injector pipes and apply sealant GM P/N 97720043, at the fittings to prevent moisture and debris
from collecting between the line and fitting.
3. Install the generator.
4. Install the upper fan shroud.
5. Prime the fuel system. Refer to Fuel System Priming.
6. Start the engine.
If the engine stalls, repeat the above step.
7. Inspect the fuel system for fuel leaks.
