GMC Fault Codes
GMC Fault Codes,OBD

GMC Fault Codes



2000-05 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

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

0230 fuel pump relay control circuit

0243 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

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 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


1997-99 Engine codes101 MAF Sensor Performance102 MAF circuit low freq103 MAF circuit high freq107 MAP low voltage108 MAP high voltage112 IAT low voltage113 IAT high voltage117 ECT low voltage118 ECT high voltage121 TP sensor performance122 TP sensor low voltage123 TP sensor high voltage125 ECT insufficient temp for closed loop131 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 2138 HO2S high voltage Sensor 2140 HO2S insufficient activity Sensor 2141 HO2S heater performance Sensor 2171 Fuel Trim lean172 Fuel Trim rich201 Injector 1 circuit fault202 Injector 2 circuit fault203 Injector 3 circuit fault204 Injector 4 circuit fault205 injector 5 circuit fault206 injector 6 circuit fault230 fuel pump relay control circuit243 SC boost solenoid control circuit error300 engine misfire detected301 Misfire cylinder #1302 Misfire cylinder #2303 Misfire cylinder #3304 Misfire cylinder #4305 Misfire cylinder #5306 Misfire cylinder #6325 knock sensor system fault327 knock sensor circuit fault bank 1332 knock sensor circuit fault bank 2335 CKP sensor A circuit336 CKP circuit fault340 CMP sensor circuit341 CMP sensor performance385 CKP sensor B circuit401 EGR insufficient flow403 EGR solenoid control circuit fault404 EGR open position performance405 EGR position sensor low voltage410 Secondary Air Injection system412 Secondary Air Injection solenoid circuit418 Secondary Air Injection pump relay circuit420 catalyst system low efficiency440 EVAP system fault442 EVAP system small leak detected443 EVAP purge sol control faule446 EVAP VENT system performance449 EVAP VENT sol control circuit452 fuel tank pressure sensor low volt453 fuel tank pressure sensor hi volt462 fuel level sensor low voltage463 fuel level sensor high voltage480 cooling fan relay 1 control circuit481 cooling fan relay 2 control circuit506 idle speed too low507 idle speed too hi522 Eng Oil Pressure Sensor low volt523 Eng Oil Pressure Sensor hi volt530 A/C pressure sensor circuit fault550 Power Steering Pressure switch circuit560 PCM system voltage error601 PCM Read Only Memory Fault602 PCM not programmed620 generator performance650 MIL control circuit654 Engine Speed Output Circuit656 fuel level output circuit705 trans range switch circuit706 trans range switch performance1106 MAP sensor circuit intermittent hi volt1107 MAP sensor circuit intermittent low volt1111 IAT sensor intermittent hi volt1112 IAT sensor intermittent low volt1114 ECT sensor intermittent low volt1115 ECT sensor intermittent hi volt1121 TPS intermittent hi volt1122 TPS intermittent low volt1133 HO2S insufficient switching sensor 11134 HO2S transition time ratio sensor 11257 Supercharger engine overboost1260 Fuel pump speed control relay circuit1336 Crank Position System Variation not learned1350 Bypass line monitor1351 ign control (or coil 1) circuit hi volt1352 ign bypass (or coil 2) circuit hi volt1353 ign coil 3 circuit high volt1354 ign coil 4 circuit high volt1355 ign coil 5 circuit high volt1356 ign coil 6 circuit high volt1361 ign control (or coil 1) circuit low volt1362 ign bypass (or coil 2) circuit low volt1363 ign coil 3 circuit low volt1364 ign coil 4 circuit low volt1365 ign coil 5 circuit low volt1366 ign coil 6 circuit low volt1372 CKP sensor A-B correlation1374 CKP high to low res freq correlation error1380 misfire detect - no rough road data avail1381 misfire detect - no comm w/ EBTCM1404 EGR closed position performance1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance1441 EVAP system flow during non-purge1483 engine cooling system performance1520 Park/Neutral Position (PNP) switch circuit1546 a/c relay control circuit1554 cruise control feedback circuit error1571 trac control torque req circuit error1573 lost comm w/ EBTCM (ABS) system1575 Extended Travel Brake Switch1585 cruise control inhibit output circuit1602 lost comm w/ EBTCM (ABS) system1604 lost comm w/ Driver Info Display Control Sys1605 lost comm w/ HVAC system1610 lost comm w/ BCM1619 Engine oil life monitor reset switch circuit1626 VATS fuel enable signal lost1629 VATS fuel enable signal not rec'd1630 VATS learn mode active1631 VATS start enable signal not correct1635 5 volt ref circuit 11637 charge system indicator lamp control circuit1639 5 volt ref circuit 21641 A/C clutch relay control circuit1642 change engine oil lamp control circuit1646 SC boost solenoid control circuit error1651 cooling fan relay 11652 cooling fan relay 21653 fuel level OR low oil lamp output circuit1662 cruise control inhibit output circuit1663 charging sys lamp OR change oil lamp circuit1665 EVAP VENT solenoid circuit1667 Fuel pump speed control relay circuit1671 MIL control circuit1672 low engine oil level lamp control circuit1673 Eng cool temp HOT lamp control circuit1676 EVAP purge sol control circuit1689 Trac control delivered torque output circuit1997-99 Transmission P codes:218 transmission fluid overtemperature502 VSS circuit low input503 VSS circuit intermittent711 trans fluid temp sensor range/performance712 trans fluid temp sensor circuit low input713 trans fluid temp sensor circuit high input716 input speed sensor circuit intermittent717 input speed sensor circuit low input719 brake switch circuit low input724 brake switch circuit high input730 incorrect gear ratio740 TCC enable solenoid circuit electrical741 TCC stuck off742 TCC stuck on748 pressure control solenoid circuit electrical751 shift solenoid A valve performance753 shift solenoid A circuit electrical756 shift solenoid B valve performance758 shift solenoid B circuit electrical1810 trans fluid pressure valve position switch circuit1811 maximum adapt and long shift1814 Torque Converter Overstressed1860 TCC PWM solenoid circuit electrical1870 Trans component slipping1887 TCC release switch circuit

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