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Discussion Starter · #1 ·
when l start my truck the alt gadge will go from one extreme to the other a few times and my heater fan will go from high to low and back up with alt fluctuations...this normal?

Thank Kindly:confused013:
 

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when l start my truck the alt gadge will go from one extreme to the other a few times and my heater fan will go from high to low and back up with alt fluctuations...this normal?

Thank Kindly:confused013:
Nothing to worry about, it's the intake grid heater going through the normal warm up cycles. :thumbsup:
 

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more with -30

that is totally normal specialty wth this -30 or -50 in leth.... :rof:rof

You can leave your EB connected so your EGT goes higher and your truck can heat faster....
 
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