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GMC FAULT CODES
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GMC Truck Fault Codes list DTC, P-codes

2000-05 GMC Fault Codes Engine P codes: 

 

0030 HO2S Heater Control Circuit Sensor 1

 

0036 HO2S Heater Control Circuit Sensor 2

 

0101 MAF Sensor Performance

 

0102 MAF circuit low freq

 

0103 MAF circuit high freq

 

0107 MAP low voltage

 

0108 MAP high voltage

 

0112 IAT low voltage

 

0113 IAT high voltage

 

0117 ECT low voltage

 

0118 ECT high voltage

 

0121 TP sensor performance

 

0122 TP sensor low voltage

 

0123 TP sensor high voltage

 

0125 ECT insufficient temp for closed loop

 

0128 ECT (Eng Cool Temp) below thermostat regulating temp

 

0130 HO2S Closed Loop Performance Sensor 1

 

0131 HO2S low voltage Sensor 1

 

0132 HO2S high voltage Sensor 1

 

0133 HO2S slow response Sensor 1

 

0134 HO2S insufficient activity Sensor 1

 

0135 HO2S heater performance Sensor 1

 

0137 HO2S low voltage Sensor 2

 

0138 HO2S high voltage Sensor 2

 

0140 HO2S insufficient activity Sensor 2

 

0141 HO2S heater performance Sensor 2

 

0171 Fuel Trim lean

 

0172 Fuel Trim rich

 

0201 Injector 1 circuit fault

 

0202 Injector 2 circuit fault

 

0203 Injector 3 circuit fault

 

0204 Injector 4 circuit fault

 

0205 injector 5 circuit fault

 

0206 injector 6 circuit fault

 

0230 fuel pump relay control circuit

 

0243 SC boost solenoid control circuit error

 

0300 engine misfire detected

 

0301 Misfire cylinder #1

 

0302 Misfire cylinder #2

 

0303 Misfire cylinder #3

 

0304 Misfire cylinder #4

 

0305 Misfire cylinder #5

 

0306 Misfire cylinder #6

 

0325 knock sensor system fault

 

0327 knock sensor circuit fault bank 1

 

0332 knock sensor circuit fault bank 2

 

0335 CKP sensor A circuit

 

0336 CKP circuit fault/performance

 

0340 CMP sensor circuit

 

0341 CMP sensor performance

 

0385 CKP sensor B circuit

 

0401 EGR insufficient flow

 

0403 EGR solenoid control circuit fault

 

0404 EGR open position performance

 

0405 EGR position sensor low voltage

 

0410 Secondary Air Injection system

 

0412 Secondary Air Injection solenoid circuit

 

0418 Secondary Air Injection pump relay circuit

 

0420 catalyst system low efficiency

 

0440 EVAP system fault

 

0442 EVAP system small leak detected

 

0443 EVAP purge sol control faule

 

0446 EVAP VENT system performance

 

0449 EVAP VENT sol control circuit

 

0452 fuel tank pressure sensor low volt

 

0453 fuel tank pressure sensor hi volt

 

0462 fuel level sensor low voltage

 

0463 fuel level sensor high voltage

 

0480 cooling fan relay 1 control circuit

 

0481 cooling fan relay 2 control circuit

 

0506 idle speed too low

 

0507 idle speed too hi

 

0522 Eng Oil Pressure Sensor low volt

 

0523 Eng Oil Pressure Sensor hi volt

 

0530 A/C pressure sensor circuit fault

 

0560 PCM system voltage error

 

0601 PCM Read Only Memory Fault

 

0602 PCM not programmed

 

0603 PCM Long Term Memory Reset

 

0604 PCM Random Access Memory Fault

 

0605 PCM Programming Read Only Memory Fault

 

0606 PCM Internal Performance

 

0607 PCM Performance

 

0620 generator performance

 

0650 MIL control circuit

 

0654 Engine Speed Output Circuit

 

0656 fuel level output circuit

 

1106 MAP sensor circuit intermittent hi volt

 

1107 MAP sensor circuit intermittent low volt

 

1111 IAT sensor intermittent hi volt

 

1112 IAT sensor intermittent low volt

 

1114 ECT sensor intermittent low volt

 

1115 ECT sensor intermittent hi volt

 

1121 TPS intermittent hi volt

 

1122 TPS intermittent low volt

 

1133 HO2S insufficient switching sensor 1

 

1134 HO2S transition time ratio sensor 1

 

1189 Engine Oil Pressure Switch Circuit

 

1200 Air fuel ratio

 

1260 Fuel pump speed control relay circuit

 

1336 Crank Position System Variation not learned

 

1351 ign control (or coil 1) circuit hi volt

 

1352 ign bypass (or coil 2) circuit hi volt

 

1353 ign coil 3 circuit high volt

 

1354 ign coil 4 circuit high volt

 

1355 ign coil 5 circuit high volt

 

1356 ign coil 6 circuit high volt

 

1361 ign control (or coil 1) circuit low volt

 

1362 ign bypass (or coil 2) circuit low volt

 

1363 ign coil 3 circuit low volt

 

1364 ign coil 4 circuit low volt

 

1365 ign coil 5 circuit low volt

 

1366 ign coil 6 circuit low volt

 

1372 CKP sensor A-B correlation

 

1374 CKP high to low res freq correlation error

 

1380 misfire detect - no rough road data avail

 

1381 misfire detect - no comm w/ EBTCM

 

1404 EGR closed position performance

 

1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance

 

1441 EVAP system flow during non-purge

 

1483 engine cooling system performance

 

1546 a/c relay control circuit

 

1554 cruise control feedback circuit error

 

1571 trac control torque req circuit error

 

1575 Extended Travel Brake Switch

 

1585 cruise control inhibit output circuit

 

1600 PCM Long Term Memory Reset (2)

 

1602 lost comm w/ EBTCM (ABS) system

 

1604 lost comm w/ Driver Info Display Control Sys

 

1605 lost comm w/ HVAC system

 

1610 lost comm w/ BCM

 

1621 PCM Long Term Memory Performance

 

1626 VATS fuel enable signal lost

 

1629 VATS fuel enable signal not rec'd

 

1630 VATS learn mode active

 

1631 VATS start enable signal not correct

 

1635 5 volt ref circuit 1

 

1637 charge system indicator lamp control circuit

 

1639 5 volt ref circuit 2

 

1640 Output Driver Module (ODM) Circuit 1 Error

 

1650 Output Driver Module (ODM) Circuit 2 Error

 

1653 fuel level OR low oil lamp output circuit

 

1660 Output Driver Module (ODM) Circuit 3 Error

 

1663 charging sys lamp OR change oil lamp circuit

 

1670 Output Driver Module (ODM) Circuit 4 Error

 

1673 Eng cool temp HOT lamp control circuit

 

1689 Trac control delivered torque output circuit


2000-05 GMC Fault Codes Transmission P codes:

 

 

0218 transmission fluid overtemperature

 

0502 VSS circuit low input

 

0503 VSS circuit intermittent

 

0711 trans fluid temp sensor range/performance

 

0712 trans fluid temp sensor circuit low input

 

0713 trans fluid temp sensor circuit high input

 

0716 input speed sensor circuit intermittent

 

0717 input speed sensor circuit low input

 

0719 brake switch circuit low input

 

0724 brake switch circuit high input

 

0730 incorrect gear ratio

 

0740 TCC enable solenoid circuit electrical

 

0741 TCC stuck off

 

0742 TCC stuck on

 

0748 pressure control solenoid circuit electrical

 

0751 shift solenoid A valve performance - no 1st or 4th gear

 

0752 shift solenoid A valve performance - no 2nd or 3rd gear

 

0753 shift solenoid A circuit electrical

 

0756 shift solenoid B valve performance - no 1st or 2nd gear

 

0757 shift solenoid B valve performance - no 3rd or 4th gear

 

0758 shift solenoid B circuit electrical

 

1810 trans fluid pressure valve position switch circuit

 

1811 maximum adapt and long shift

 

1814 Torque Converter Overstressed

 

1819 Internal Mode Switch (IMS) no start / incorrect range

 

1820 Internal Mode Switch (IMS) Circuit A Low

 

1822 Internal Mode Switch (IMS) Circuit B High

 

1823 Internal Mode Switch (IMS) Circuit P Low

 

1825 Internal Mode Switch (IMS) Invalid Range

 

1826 Internal Mode Switch (IMS) Circuit C High

 

1860 TCC PWM solenoid circuit electrical

 

1870 Trans component slipping

 

1887 TCC release switch circuit

GMC Canyon
GMC Canyon

1997-99 Engine codes


101 MAF Sensor Performance


102 MAF circuit low freq


103 MAF circuit high freq


107 MAP low voltage


108 MAP high voltage


112 IAT low voltage


113 IAT high voltage


117 ECT low voltage


118 ECT high voltage


121 TP sensor performance


122 TP sensor low voltage


123 TP sensor high voltage


125 ECT insufficient temp for closed loop


131 HO2S low voltage Sensor


1132 HO2S high voltage Sensor


1133 HO2S slow response Sensor


1134 HO2S insufficient activity Sensor


1135 HO2S heater performance Sensor


1137 HO2S low voltage Sensor


1138 HO2S high voltage Sensor


2140 HO2S insufficient activity Sensor


2141 HO2S heater performance Sensor


2171 Fuel Trim lean


172 Fuel Trim rich


201 Injector 1 circuit fault


202 Injector 2 circuit fault


203 Injector 3 circuit fault


204 Injector 4 circuit fault


205 injector 5 circuit fault


206 injector 6 circuit fault


230 fuel pump relay control circuit


243 SC boost solenoid control circuit error


300 engine misfire detected


301 Misfire cylinder #1


302 Misfire cylinder #2


303 Misfire cylinder #3


304 Misfire cylinder #4


305 Misfire cylinder #5


306 Misfire cylinder #6


325 knock sensor system fault


327 knock sensor circuit fault bank 1


332 knock sensor circuit fault bank 2


335 CKP sensor A circuit


336 CKP circuit fault


340 CMP sensor circuit


341 CMP sensor performance


385 CKP sensor B circuit


401 EGR insufficient flow


403 EGR solenoid control circuit fault


404 EGR open position performance


405 EGR position sensor low voltage


410 Secondary Air Injection system


412 Secondary Air Injection solenoid circuit


418 Secondary Air Injection pump relay circuit


420 catalyst system low efficiency


440 EVAP system fault


442 EVAP system small leak detected


443 EVAP purge sol control faule


446 EVAP VENT system performance


449 EVAP VENT sol control circuit4


52 fuel tank pressure sensor low volt


453 fuel tank pressure sensor hi volt


462 fuel level sensor low voltage


463 fuel level sensor high voltage


480 cooling fan relay 1 control circuit


481 cooling fan relay 2 control circuit


506 idle speed too low


507 idle speed too hi


522 Eng Oil Pressure Sensor low volt


523 Eng Oil Pressure Sensor hi volt


530 A/C pressure sensor circuit fault


550 Power Steering Pressure switch circuit


560 PCM system voltage error


601 PCM Read Only Memory Fault


602 PCM not programmed


620 generator performance


650 MIL control circuit


654 Engine Speed Output Circuit


656 fuel level output circuit


705 trans range switch circuit


706 trans range switch performance


1106 MAP sensor circuit intermittent hi volt


1107 MAP sensor circuit intermittent low volt


1111 IAT sensor intermittent hi volt


1112 IAT sensor intermittent low volt


1114 ECT sensor intermittent low volt


1115 ECT sensor intermittent hi volt


1121 TPS intermittent hi volt


1122 TPS intermittent low volt


1133 HO2S insufficient switching sensor 1


1134 HO2S transition time ratio sensor 1


1257 Supercharger engine overboost


1260 Fuel pump speed control relay circuit


1336 Crank Position System Variation not learned


1350 Bypass line monitor


1351 ign control (or coil 1) circuit hi volt


1352 ign bypass (or coil 2) circuit hi volt


1353 ign coil 3 circuit high volt


1354 ign coil 4 circuit high volt


1355 ign coil 5 circuit high volt


1356 ign coil 6 circuit high volt


1361 ign control (or coil 1) circuit low volt


1362 ign bypass (or coil 2) circuit low volt


1363 ign coil 3 circuit low volt


1364 ign coil 4 circuit low volt


1365 ign coil 5 circuit low volt


1366 ign coil 6 circuit low volt


1372 CKP sensor A-B correlation


1374 CKP high to low res freq correlation error


1380 misfire detect - no rough road data avail


1381 misfire detect - no comm w/ EBTCM


1404 EGR closed position performance


1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance


1441 EVAP system flow during non-purge


1483 engine cooling system performance


1520 Park/Neutral Position (PNP) switch circuit


1546 a/c relay control circuit


1554 cruise control feedback circuit error


1571 trac control torque req circuit error


1573 lost comm w/ EBTCM (ABS) system


1575 Extended Travel Brake Switch


1585 cruise control inhibit output circuit


1602 lost comm w/ EBTCM (ABS) system


1604 lost comm w/ Driver Info Display Control Sys


1605 lost comm w/ HVAC system


1610 lost comm w/ BCM


1619 Engine oil life monitor reset switch circuit


1626 VATS fuel enable signal lost


1629 VATS fuel enable signal not rec'd


1630 VATS learn mode active


1631 VATS start enable signal not correct


1635 5 volt ref circuit 1


1637 charge system indicator lamp control circuit


1639 5 volt ref circuit 2


1641 A/C clutch relay control circuit


1642 change engine oil lamp control circuit


1646 SC boost solenoid control circuit error


1651 cooling fan relay 1


1652 cooling fan relay 2


1653 fuel level OR low oil lamp output circuit


1662 cruise control inhibit output circuit


1663 charging sys lamp OR change oil lamp circuit


1665 EVAP VENT solenoid circuit


1667 Fuel pump speed control relay circuit


1671 MIL control circuit


1672 low engine oil level lamp control circuit


1673 Eng cool temp HOT lamp control circuit


1676 EVAP purge sol control circuit


1689 Trac control delivered torque output circuit



1997-99 Transmission P codes.



218 transmission fluid overtemperature


502 VSS circuit low input


503 VSS circuit intermittent


711 trans fluid temp sensor range/performance


712 trans fluid temp sensor circuit low input


713 trans fluid temp sensor circuit high input


716 input speed sensor circuit intermittent


717 input speed sensor circuit low input


719 brake switch circuit low input


724 brake switch circuit high input


730 incorrect gear ratio


740 TCC enable solenoid circuit electrical


741 TCC stuck off


742 TCC stuck on


748 pressure control solenoid circuit electrical


751 shift solenoid A valve performance


753 shift solenoid A circuit electrical


756 shift solenoid B valve performance


758 shift solenoid B circuit electrical


1810 trans fluid pressure valve position switch circuit


1811 maximum adapt and long shift


1814 Torque Converter Overstressed


1860 TCC PWM solenoid circuit electrical


1870 Trans component slipping


1887 TCC release switch circuit