Questions & Answers for: GMC code 54 Computers & Internet

...Code: Meaning: 12 No Distributor pulses 13 Oxygen sensor 14 Coolant Temp sensor circuit 15 Coolant Temp sensor circuit 21 Throttle Position Sensor 22 Throttle Position Sensor 23 Manifold Air ...

codes i have codes 51 prom error 53 high system voltage 54 fuel pump relay 55 emc analog to digital error chek battery voltage with engine running if over 14.5 volts the altenator is bad and will need

...the throttle body. This worked twice but hasn't since. Now it won't start up at all. I checked the codes and had a P0300, cylinder misfire detected. I checked the fuel pressure and it was 54 psi

...on acceleration to intake,54 psi fuel,new tps/fuel filter/fuel,motor dies when throttle opens,no codes did you check for vacoum leaks? Chk theTPS Throttlrposiyion sensor Good luck, ...

...code to me...There are 54 Technical Service Bulletins (TSB) written for your transmission...A TSB is not a Recall but acknowledgement, by the factory, of identified problems...Which means it has a ...

...fuse for it for a couple of minutes. Pull fuses 16 and 31. The P0140 code is an issue with the air pump. IT is not able to inject air in the emission system to reduce pollution. Check fuses 54 and

...Code 54 is for the heater in the sensor which could cause code 36 if the heater is not working.There may be a problem with the sensor or the power source for the heater.  The sensor is heated at ...

...code 43 and 54 fuel pump not coming on and no spark code 43 knock sensor signal 54 Fuel pump circuit - voltage low Wiring open circuit/short circuit to ground, fuel pump relay, fuel pump, engine oil ...

code 54 fuel pump not coming on I have seen this many time and I would start with replacing the fuel pump and filter.

1995 gmc topkick dump truck,when it warms up won't stay running-has several codes-31-32-33-35-41-42-4352-54-cleared codes,came back.put plugs,wires,cap&rotor on replaced both injectors Hi, there's ...