93 park ave climate control

1993 BUICK PARK AVENUE
200,000 MILES • 6 CYL • FWD • AUTOMATIC
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NAVYDAD
  • MEMBER
  • 1 POST
i have a 93 buick park ave ultra, every time i start the car the climate control light flashes for about 1 - 2 min, why?, also when i am driving and the car shifts into overdrive it has a bad vibration and i have to take it out of overdrive
Jun 4, 2011 at 11:47 AM
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WRENCHTECH
  • ✓Experienced Mechanic
  • 20,760 POSTS
Two different problems. The vibration is likely a bad torque converter and the flashing light means the control module has sensed a malfunction and sets a code. You will need a professional scan tool to be able to diagnose that.
Jun 4, 2011 at 12:45 PM
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