LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1993 >> Forward Control 7.4 N >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - V8 >> Summary >> Code 32, EGR System Error - 2.5L, 2.8L & 4.3L ("C", "K" & P Series), 4.3L "S" & "T" Series Pickup (Except Turbo) 5.0L ("C" & "K" Series), 5.7L ("C", "K" & P Series) & 7.4L "C" & "K" Series; All With Manual Transmission >> Diagnostic Aids

Diagnostic Aids

Prior to replacing PCM, check resistance of all PCM-controlled solenoids and relays. Replace any solenoids or relays with a resistance value less than 20 ohms.

Fig 1: CODE 32, Schematic, EGR Sys. Error (5.0L & 5.7L C & K Series W/ M/T)
G91I13746
Fig 2: CODE 32, Schematic, EGR Sys. Error (5.7L P Series & 7.4L C & K Series W/ M/T)
G91H13745
Fig 3: CODE 32, Flowchart, EGR Sys. Error (5.0L & 5.7L C & K Series; 5.7L P Series; 7.4L C & K Series; All W/ M/T)
G91J13671
scientia non olet · About LEMON Manuals