95 safari van 4.3 liter 377,606

1995 GMC SAFARI
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CARCRAZY
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i have a 1995 gmc safari half ton van its a 4.3 liter it has to have water put in it constantly after 40 miles we put 2 gallons in it the water runs out the tailpipe what should i do it has 377,606 miles on it we use it for r delivery service
Apr 17, 2007 at 1:21 PM
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SPEEDKLL
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SOUNDS LIKE HEAD GASKETS TO ME. CHECK FOR WATER IN YOUR OIL AND ALSO OIL RESIDUE IN YOUR RADIATOR. HAVE YOUR COMPRESSION TESTED THAT WILL TELL YOU FOR SURE. I PERSONALLY WOULD NOT DRIVE IT UNTIL YOU FIND OUT FOR SURE BECAUSE YOU MIGHT TOTALLY RUIN YOUR ENGINE BLOCK OR YOUR HEADS. JUST MY 2 CENTS.
Apr 25, 2007 at 12:02 PM
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