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serpentine

  1. serpentine belt issue...

    General
    Hello, Im having an issue with my serpentine belt. During the last week, i have been getting this squealing noise from my engine. I figured it was the serpentine belt, so today i replaced it. However it did not fix the problem. I noticed that the belt is self was moving back and forth over the...
  2. [SOLVED] Serpentine belt

    OEM Issues
    I have been reading many threads about belt sizes. I have looked online and in both the owners manual and the Haynes manual. I cant seem to find which belt size I need for my 03 Envoy SLT XL 4.2. Anyone know? There are 2 options 130 and 150. I cant find the amp rating of my alt.
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