Question about 1997 Buick LeSabre
My speed gauge one day stopped working and went all the way to 0mph. then all of the sudden my car will not shift gears. it drives in first only. when i open the relay box and take out the fuses and put them back in and then i drive my car and it will start working again. After a few mins it will stop working. I had a test done on it for the code and it is telling me p0740 can someone please helP! i called a mech and was told to change the speeddometer relay fuse first then if that doesnt work change the TCC
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Posted on Jan 02, 2017
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