2001 Pontiac Montana "systems p0128 code" Questions

...system could be low on coolant, but if that was the case your temp gauage should still move. Would probably start with a thermostat-you may even have trouble code stored for the

...code p0128 indicates a mechanical fault ( could be the thermostat stuck open) code p0174 -system too lean -bank2 ===causes --intake /exhaust leak--fuel pressure/pump--injectors--AIR system--hose ...

...coolant below regulating temp,,,and the p0410 code is comming on from the p0128 code so what you need to do is replace the thermostat and clear the codes and you should be good to go with no ...

...code P0128. I changed the thermostat,coolant sensor,new coolant reset the code. I went about 100 miles and the CEL came on with the same Code P0128.Bleed the system reset the code and about 175 mile ...

code and it read P0420 and P0128. Any ideas what this means? You don't mention any vehicle specific info, but the codes read as follows: P0420 - "Catalyst Efficiency Below Threshold (Bank 1)" P0128 -

...Code P0128 CategoryPowertrain DefinitionCoolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) Definition of Diagnostic Trouble Code P0133 CategoryPowertrain DefinitionO2 ...

p0128 engine code fix 2006 colorado what is repair for p0128 engine code The code means the cooling system is not reaching normal operating temp.The common cause is a faulty thermostat which you would

p0128 and p0410 trouble codes are on my traiblazer what should i do to fix them ? DTC P0128 IS THERMOSTAT DTC P0410 SECONDARY AIR SYSTEM

I have 3 codes, p1189 ,p0128 and po442 . looking for what thay mean. 2002 alero. p1189 is-- manufacturer control fuel air metering----- p0128 is-- coolant temp below thermostat regulating temp,--- ...

...code P0128 is stored for a long period without being fixed, can it cause the sec air inj pump to run unneccessarily and wear out the pump motor? code P0128 is ECT ( engine coolent temp. ) most likely ...