Car Problem Reports

Pontiac Sunfire Rubber Transmission Cooler Lines Can Leak Fluid

 
Pontiac Sunfire Problem
19 Reports
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Model Years Affected: 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005

Drive Train Affected: Automatic Transmission

Average Mileage: 99,000 mi (66,000 mi - 160,000 mi)

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An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler line must be replaced to correct this type of leak.

  • Visitor, , Automatic Transmission

    Tranny cooler line leak
    Belt tensioner
    A/c compressor
    Power steering line failure
    Alternator
    Thermostat housing
    Etc........

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  • AZimjjjj, , Automatic Transmission, 140,000 mi
     Rookie

    Lower automatic tranny line was leaking ATF at the rubber-metal junction. Bought replacement ACDelco lines from amazon for 29 dollars and was perfect.and added some tranny fluid dextron/merconIII type .

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  • Visitor, , Automatic Transmission, 70,000 mi

    LOWER LINE

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  • Visitor, , Automatic Transmission, 160,000 mi

    THE UPPER LINE RUSTED AND CORODED OFF AND LEAKED ATF FLUID EVERY WERE HOW CHECK FLUID WHEN PUT FIXED AND PUT BACK IN NO DIPSTICK 97 SUNFIRE 2.2L AUTOMATIC

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  • Visitor, , Automatic Transmission, 66,000 mi

    hose has some oil on it,power stearing fluid low

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