Cruise control not working

2004 BUICK RANIER
200,000 MILES • 4WD • AUTOMATIC
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LUVINTHEHARLEY
  • MEMBER
  • 1 POST
Cruise control stopped working.
Oct 11, 2020 at 1:48 PM
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JACOBANDNICKOLAS
  • Experienced Mechanic
  • 110,240 POSTS
Hi,

Has anything other than the cruise control stopped? Have you confirmed that the brake light is not staying on? Is the speedometer working properly?

I attached a pic below of the wiring schematic. There aren't too many things that can cause failure. What I would suggest doing is having the CAN bus system scanned to see if there are error codes related to the cruise control. CAN stands for computer area network. Here is a quick video showing how it's done:

https://youtu.be/InIlnsjOVFA

If the basic things above are all okay, this is what should be done.

Let me know if you have other questions.

Take care,
Joe
Oct 12, 2020 at 10:11 AM
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