Questions & Answers for: Buick high emissions

...emissions test missions analyzer shows high levels of NOx. Can't find EGR, high coolant temperature, vacuum leak. the egr is usually located near the intake manifold to get down your coolant ...

...High Input The EVAP (Evaporative Emissions) System allows fuel tank vapors to be purged into the engine and burnt rather than expelled into the atmosphere as harmful emissions. The EVAP system ...

...high speed. I had her put it in neutral and rev it a bit. The flashing went away temporarily but came back. What gives? this usually indicates a problem the computer has detected that relates to the ...

I need know what the code PO496 is for my engine trouble light P0496 code is :  EVAP Emission High Purge Flow Fault

...emissions so that I can get an idea on what is too high? You should have gotten a printout with CO, NO, HC levels. Thermostat can impact emissions because one of the things that controls emissions is ...

...high standard 1.20 failed emissions Idle test C) % 2.15 is my reading standard 1.20 please help it appears to need a major tune up, your fuel system is showing signs of alcohol poisoning, most of ...

where is knock sensor located on 2012 buick regal? high octane gas , gas additives if car is on the road still - it is under warranty - take it in for repairs on emissions systems

...canister purge valve ---ECM replace the purge valve code p 0453 refers to EVAP pressure sensor --high input ===causes --wiring short to positive --EVAP pressure sensor ---ECM replace the ...

check the meaning of codes, for p0420 and p0496 P0420 Catalyst efficiency below threshold Bank 1. P0496 Evap emission high purge flow fault

Best gas grade for 2005 buick lacrosse 87 Octane Regular unleaded, no high octane as it may cause cold starting issues and is a total 100% waste of money. Also all fuel is really the same, no matter ...