1998 Pontiac Grand Am p0502 code

1998 PONTIAC GRAND AM
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1CRABBYDADDY
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1998 Pontiac Grand Am 6 cyl Two Wheel Drive Automatic ? miles

ok ran an obdII on the Pontiac Grand Am got the p0502 code, speedomiter not working, tranny not shifthing properly, allready changed out the Speed Sensor. help
Mar 23, 2010 at 11:30 AM
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HMAC300
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  • 48,601 POSTS
it could be that the connection jsut isn't good as the code is only the "A" side of the sensor giving low input.
Mar 26, 2010 at 10:18 AM
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