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1990 Chevrolet S10 Question: Serpentine Belt with new AC and new Tensioner

 

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AshleysDad, Bakersfield, CA, June 21, 2011, 11:31
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1988 s10 tahoe 4.3 v6 new air compressor, new belt derailed at compressor within 5 miles, tensioner replaced, belt replaced, belt came off at compressor again within 5 miles.
Both times truck was in reverse backing out, if this makes a difference.

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  • Answer #1

    June 21, 2011, 12:04
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     Master

    was the ac compressor new or used?? who charged the system?? if it was overcharged, the compressor will lock up and throw the belt. you need to have a shop familiar with ac work to check and confirm.

    Roy

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