October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Engine Controls - Tests W/Codes - V8 Expand All (for easy ctrl-f) Collapse All Introduction Self-Diagnostic System Summary Notes Code 13, Open Oxygen Sensor Circuit Code 14, Coolant Sensor Signal Voltage Low Code 15, Coolant Sensor Signal Voltage High Code 16, Transmission Output Speed - 5.0L & 5.7L With 4L60E Transmission Code 21, TPS Signal Voltage High Code 22, TPS Signal Voltage Low DTC 24, Vehicle Speed Signal Low ("C" & "K" Series, M/T Only) DTC 24, Vehicle Speed Signal Low (With 4L60-E A/T) DTC 24, Vehicle Speed Signal Low (With 4L80-E A/T) Code 31, Engine Speed Governor - 5.7L "G" Series Code 32, EGR System Error - 5.0L & 5.7L "G" Series, Code 32, EGR System Error - 5.0L & 5.7L "C" & "K" Series Cal. With 4L60E Transmission & 5.7L & 7.4L "C", "G", "K" & "P" Series With 4L80-E Transmission 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 Code 33, Map Sensor Signal Voltage High Code 34, Map Sensor Signal Voltage Low Code 35, Idle Speed Error IAC Valve Reset Procedure Code 42, Electronic Spark Timing Code 43, Electronic Spark Control With Spark Control Module Code 43, Electronic Spark Control Without ESC Module (Single Sensor) Code 44, Lean Exhaust Indication Code 45, Rich Exhaust Indication Code 51, Faulty Prom/Mem-Cal Code 52, Faulty CALPAK Code 53, System OVERVOLTAGE Code 55, ECM/Pcm Error Code 54, Fuel Pump Circuit