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1999 Chevrolet Blazer Base 2dr

1999 Chevrolet Blazer
Trim Info:
Rear Wheel Drive, 2 Door
17 mpg city / 23 mpg hwy
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October 16, 2012, 1:27 pm

John B

Question: Motor and tranny question

I have a 95 chevy blazer with a bad motor and tranny. I have been given a motor and tranny from a 94 blazer. I have installed thm but the wiring from the speedometer and tqach are not the same. Can this be fixed or do I need a different tranny.

October 21, 2012, 3:31 pm

Elizabeth K

There is a major computer incompatibility. To run the '94, you'll have to bypass the ECU on your vehicle. Here's some discussion on the matter, there may be a way to make it work, but it'll take some electrical adaptation:

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