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sensors

  1. Problems and Service
    this has been the year of codes for me. evap and 02 sensores and now cat issues. on 2 cars. i have a 06 2.2 auto cobalt 125k on it. and this code came up p0420 and i ran a ton of tests using the HF scanner. the cat runs at 700 rpm 900 deg at 4k 1200 deg. i did an ir temp and in front of cat...
  2. Transmission
    I have a 2006 Cobalt LT coupe 2.2 at 130K miles. Ran great since I bought it around 124K miles. A little background of what I've done since what I'm going to explain started: Replaced both up and downstream O2 sensors as they were bad, and changed out the exhaust (catback) since it was...
  3. Problems and Service
    I have a 2008 Cobalt Sport, automatic, sedan. I deliver food with my car five nights a week, average 8-9 hours actual driving each night and putting on 90-140 miles each night. I work 55-65 every week and am now taking tons of time away from sleep trying to figure out everything that is wrong...
  4. Problems and Service
    well i had a ecm issue and had it repaired. 700.00 later the first code i got was p0601 bad ecu then got it back and code p0315 came up took it back and they taught the crank sensor. i could not rest it. then yesterday the same code but i was able to reset it. so i left the scan gage on it to...
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