Express 2500 V8-6.6L DSL Turbo (2010)
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
1. Install the fuel injector pipes. Tighten the fittings to 41 Nm (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. Position back engine harness and install bolts to bracket at left front of engine and tighten to 21 Nm (15 lb ft).
4. Install the positive PCV hose/pipe. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (See: Emission Control
Systems/Positive Crankcase Ventilation/PCV Valve Hose/Service and Repair/Positive Crankcase Ventilation Hose/Pipe/Tube Replacement).
5. Install the glow plug module and bracket. Refer to Glow Plug Control Module Replacement (See: Glow Plug System/Glow Plug Control
Module/Service and Repair/Glow Plug Control Module Replacement).
6. Install the auxiliary generator. Refer to Auxiliary Generator Replacement (KD9) (See: Starting and Charging/Charging System/Alternator/Service
and Repair/Auxiliary Generator Replacement (KD9)).
7. Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (4.3L, 4.8L, 5.3L, 6.0L, 6.2L, 7.0L) (See: Engine, Cooling
and Exhaust/Cooling System/Fan Shroud/Service and Repair/Engine Coolant Fan Upper Shroud Replacement) Engine Coolant Fan Upper Shroud
Replacement (Diesel) (See: Engine, Cooling and Exhaust/Cooling System/Fan Shroud/Service and Repair/Engine Coolant Fan Upper Shroud
Replacement).
8. Prime the fuel system. Refer to Fuel System Priming (See: Service and Repair/Fuel System Priming).
9. Start the engine.
If the engine stalls, repeat the above step.
10. Inspect the fuel system for fuel leaks.
11. Install the engine cover. Refer to Engine Cover Replacement (See: Body and Frame/Access Cover/Service and Repair).
Fuel High Pressure Pipe Replacement - Rail to Rail
Fuel High Pressure Pipe Replacement - Rail to Rail
Removal Procedure