gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Fuel Pump Relay > < Fuel Pressure Test Port|Service and Repair
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Tighten the fuel pressure relief valve to 100 N.m (74 lb ft).

2. Install the glow plug module and bracket.
3. Prime the fuel system. Refer to Fuel System Priming.
4. Start the engine.

If the engine does not start, repeat the above step.

5. Inspect the fuel system for leaks.
6. Install the engine cover.

Fuel Pump Relay > < Fuel Pressure Test Port|Service and Repair