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International Automotive Technicians Network
1989 Buick Regal Custom 2.8L Speedometer
Posted to GM Electrical on 3/19/2003 8 Replies

The speedometer is reading inaccurately in this vehicle. It reads 45 when the actual speed is 60, at 50mph the actual speed is 69. The mph reading on the Tech 1 is exactly the same. Can anyone tell me what actually calibrates this speedometer? It looks like th...

8 Replies Received (View Replies)

  Related Documents & Media  1989 Buick Regal Custom

 
Message Closed w/FIX

car Vehicle Data

1989 Buick Regal Custom

VIN 2G4WB14W1K
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedSpeedometer
ConditionsInaccurate
Misc.Digital Speedometer
Message Closed w/FIX

car Vehicle Data

1989 Buick Regal Custom

VIN 2G4WB14W1K
Engine2.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedSpeedometer
ConditionsInaccurate
Misc.Digital Speedometer