Silverado Classic 2500 4WD V8-6.6L DSL Turbo (2007)
3. Install the return/junction block line clamp bolt (2).
Tighten the bolts to 25 N.m (18 lb ft).
4. Install the return/junction block hoses.
5. Position the return/junction block hose clamps (3).
6. Connect the right fuel return line to the return/junction block line.
7. Install the hose (1) to the return/junction block.
8. Position the fuel hose clamp at the return/junction block.
9. Prime the fuel system. Refer to Fuel System Priming.
10. Start the engine. If the engine stalls, repeat the above step.
11. Once the engine starts, inspect for fuel leaks.
Fuel Return Pipe Replacement
FUEL RETURN PIPE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the engine wiring harness.
2. Remove the water outlet.
3. Remove the exhaust gas recirculation (EGR) cooler tube.
4. Reposition the fuel return line hose clamps (1).
5. Remove the fuel return line hoses from the return line.
