Engine Controls - Tests W/Codes - Gasoline
- Introduction
- Self-Diagnostic System
- Trouble Code Charts
- Notes
- Code 13, Open Oxygen Sensor Circuit (Except 4.3L Turbo)
- Code 13, Open Oxygen Sensor Circuit (4.3L Turbo)
- Code 14, Coolant Sensor Signal Voltage Low
- Code 15, Coolant Sensor Signal Voltage High
- Code 21, TPS Signal Voltage High
- Code 22, TPS Signal Voltage Low
- Code 23, Mat Sensor Temp. Low (2.5L & 4.3L Turbo)
- Code 24, Vehicle Speed Sensor (Except 3.1L, C & K Series & Models W/4L80-E Transmission)
- Code 24, Vehicle Speed Sensor (C & K Series Except W/4L80-E Transmission)
- Code 24, Vehicle Speed Sensor (C & K Series 2WD W/4L80-E Transmission)
- Code 24, Vehicle Speed Sensor (2WD W/4L80-E Trans. Except C & K Series)
- Code 24, Vehicle Speed Sensor (4WD With 4L80-E Transmission)
- Code 24, Vehicle Speed Sensor (3.1L Engine)
- Code 25, Mat Sensor Temp. High (2.5L & 4.3L Turbo)
- Code 31, Turbo OVERBOOST (4.3L Turbo)
- Code 32, EGR System Error (4.3L C, G, K, & P Series W/4L80-E Transmission)
- Code 32, EGR System Error (All W/4L80-E Trans. Except 4.3L)
- Code 32, EGR System Error (All W/O 4L80-E Trans Except 3.1L, & 4.3L Turbo)
- Code 32, EGR System Error (3.1L Engine)
- Code 32, EGR System Error (4.3L Turbo)
- Code 33, Map Sensor Signal Voltage High
- Code 34, Map Sensor Signal Voltage Low
- Code 35, Idle Speed Error 2.5L & 4.3L Turbo
- Code 42, Electronic Spark Timing (Est)
- Code 43, ESC (All Except 4.3L Turbo & Models W/4L80-E Trans)
- Code 43, ESC (4.3L Turbo & Models W/ 4L80-E Trans)
- Code 44, Lean Exhaust Indication (Except 4.3L Turbo)
- Code 44, Lean Exhaust Indication (4.3L Turbo)
- Code 45, Rich Exhaust Indication (Except 4.3L Turbo)
- Code 45, Rich Exhaust Indication (4.3L Turbo)
- Code 51, Faulty Prom/Mem-Cal
- Code 52, Faulty CALPAK (Except 2.5L)
- Code 53, System OVERVOLTAGE (2.5L)
- Code 54, Fuel Pump Circuit
- Code 55, ECM Error (Except 2.5L)
- Summary