Questions & Answers for: Oldsmobile high emissions

...mean. evaporative emission control system malfunction. tps code is you got a circuit low input high circuit

...emissions twice. Spark plugs and wires replaced, and front engine mounts. Oil change done with best oil to make sure that wasn't contributing. Help??? High NOX readings indicate a somewhat lean ...

...in emssions sensors, temperature sensors and a variety of other parts. This usually results in a higher than average amount of environmentally harmful pollutants being expelled from the car, loss ...

...when cold. 2) Rough idle 3) Engine surge at highway speeds 4) High fuel consumption 5) Unexpected intake noise when under acceleration. 6) Inability to pass state/ govt. yearly emissions

...fuel pressure,fuel regulator,and evap system.>canister or purge solinoid,o2 senser...high nox is caused by the cat or fuel problems on these engines...high pressure in the combustion ...

...it failed the part were it said emmissions they said the numbers were to high means that the hc,co2,nox, emissions are too high, you will need the numbers in ppm on the read out to begin ...

...engine runs fine. code is P0453 Evaporative emission control system Fuel Tank Pressure (FTP) sensor high input----- This is a normal defect in late 90's model GMs. To be more specific, your fuel tank ...

...emissions . Too high nox reading everything passed on the emissions except the nox reading. What and where do I go from here? Trying to fix this problem on my own with very little tools. If I have a ...

...high, allready adjusted that but still very rough. No codesare coming up, did fail pressure test at emissions though last week and I did have a few hoses replaced... Any recommendations? WARNING!! ...

...emissions lines. My car starts but is idling high. When in reverse or drive it quiets down a lot. Sounds normal in drive or reverse. Neutral it isles high as well. There are about 3 or 4 lines not ...