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  1. S

    Stalling

    I did the relearn after changing the sensor....The code that are coming up are P0336, P0335, P0420 & P0175
  2. S

    Stalling

    I have 2008 denali 6.2...It starts up fine but when you either slow down or come to a stop it stalls out. I've changed the crankshaft & 2 of the 02 sensors that came up on the scanner yet it does the samething. After 2 start ups the stabilizer light comes on the truck will drive without stalling...
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