3500 4x4 Pickup L6-359 5.9L DSL Turbo (1996)
Fuel Line Fittings
1. Remove the clamp bolt retaining the fuel drain manifold line to the cylinder head.
2. Remove the rear banjo fitting bolt at the inlet line.
3. Position the fuel drain manifold line to the rear.
Special Tool Installation
4. Install and tighten special adapter tool 6829 into the top of the fuel inlet line.
5. Install a 0-60 or 0-100 psi fuel pressure gauge to adapter tool 6829.
6. Start engine and record fuel pressure. Minimum pressure should be 172 kPa (25 psi).
7. If fuel pressure falls below specifications, test for fuel line inlet restrictions before condemning the fuel transfer pump. Proceed to step a:
