Blue smoke comes out of the exhaust pipe after going 65-80 mph for a few miles when I back off. Runs great, does not show any loss of oil, no missing, no hesitation, oil pressure is good.
SOURCE: 93 Cavalier runs real rough
sounds like you left something out. check to see if you plugged in all the sensors and plugs, then check for any vacuum lines that were not replaced or may have been broken
SOURCE: Upon starting avalanche blue, white smoke comes
Take that truck into the dealer and have them repair it under the powertrain warranty. 2007 offered a 5 year/100,000 mile warranty.
The smoke on startup is the result of oil getting past the valves.
SOURCE: change oil light came on, car had oil change 1000
get oil pressure test done and check for codes in PCM
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The dash lights are not on. They go off as soon as the engine starts.
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