Electronic climate control setting vague

1989 BUICK ELECTRA
120,000 MILES • 3.8L • 6 CYL • 2WD
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TESLARADIO
  • MEMBER
  • 6 POSTS
Hi, hard to set to specific temperature. can get hot or cold but in between temperatures are difficult to regulate.
Apr 13, 2019 at 1:15 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Good morning,

The lights are internal in the control head and are not serviceable. The control head would have to be replaced.

I attached a picture of the control head and it is not hard to remove.

Roy
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Apr 13, 2019 at 8:42 PM
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