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Type: Posts; User: JackJack4.8

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  1. Can anyone help me with cold start log?

    Having an issue with cold start but its getting better.

    Here is a log. It starts dies, starts dies, starts then stays running.

    Does anything jump out to you guys?

    95760
  2. Replies
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    1,437

    Cold Start issue. O2 sensors whoas

    Truck is an 08 GMC Sierra. 7875 turbo, 80lb Deka injectors, Walbro 425 in the tank.

    Having an issue with cold starts. Still working on the tune but the cold starting issue is one of the worst...
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