FixVault
Home
›
GMC
›
1992
›
Forward Control 5.7 K, Standard
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Basic Testing
›
Basic Fuel System Checks (Gasoline)
›
Fuel System Pressure Test
›
Notes
Fuel System Pressure Test: Notes
WARNING:
Begin fuel system trouble shooting and diagnosis with fuel system pressure test. Relieve fuel system pressure before disconnecting any components or installing fuel pressure gauge.