Speedometer reading wrong

Asked by Nov 29, 2016 at 08:39 PM about the 2002 Pontiac Bonneville SSEi

Question type: Maintenance & Repair

Okay I have a 2002 Pontiac Bonneville SSEI
on the way back from town my car was
doing 60 then automatically went straight to
90 and I was still at the same speed limit I
don't know why it did that and I can't read my
speed correctly now because my
speedometer saying I'm going faster then I
really am so what do I need to buy to fix this
or what could the problem be to were I can
just fix it

2 Answers

58,455

This will be a bad speed sensor,it is at one of the front wheel,s.it will need replacing.

58,455

pic of speed sensor,

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