Car Problem Reports

Buick Riviera AC System Prone to Leaks/Pressure Sensor Failures

 
Buick Riviera Problem
7 Reports
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Model Years Affected: 1990, 1991, 1992, 1993, 1996

Average Mileage: 81,992 mi (54,076 mi - 103,900 mi)

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The air conditioning system can be prone to refrigerant leaks and failure of one or more pressure sensors. The AC pressure sensors should be checked for proper operation when ever the AC system is serviced.

  • Visitor, , 88,000 mi

    ac was serviced 3 times . however after 5 days the freon had leaked out. although the tech had put a tracing die and after charging system could not find a leak with sniffer.....still a leak occured etc...HELP

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  •  Rookie

    service ac light on and ac won't operate. Buick service says pressure senor bad(as reported in codes). no parts available for this so they couldn't fix my problem. They reset codes added 5 ounces of coolant and it now works.

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  •  Rookie

    A/C leaks replaced freon with sealer.

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