LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1994 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 7.4L >> Trouble Code Charts >> Code 44, Lean Exhaust Indication >> Fuel Pressure

Fuel Pressure

System will be lean if fuel pressure is low. It may be necessary to monitor fuel pressure while driving vehicle. For fuel pressure checking procedure, see appropriate BASIC TESTING article in the ENGINE PERFORMANCE section below.