1997 Buick Century Transmission 1st Shifts Into 2nd 25mph 3rd 45mph 4th

1997 BUICK CENTURY
11,025 MILES
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97 BUICK
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  • 2 POSTS
My transmission- 1st shifts into 2nd at 25mph, 2nd into 3rd at 45mph, 3rd into 4th at 55mph. This is not normal. I've replaced the speed sensor, to no avail. Are there other sensors or selinoids that I myself could put in?
Jan 2, 2013 at 3:21 AM
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ASEMASTER6371
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is the check engine light on??

the tps sensor on the throttle body controls the shifts

Roy
Jan 2, 2013 at 3:24 AM
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97 BUICK
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Yes the check engine light is on. Where is the throttle body locate? Is there a schematic of this location?
Jan 2, 2013 at 3:31 AM
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