just replaced battery in 89 Cultass Supreme. doing ok. but today when I got to work and turned everything off then turned car off, my headlights stayed on. Now they won't shut off until I take off negative battery terminal. Anyone know why??

Asked by Jan 09, 2014 at 07:29 AM about the 1989 Oldsmobile Cutlass Supreme

Question type: Maintenance & Repair

battery was needing charged/jumped daily to start for last 2 months. especially when cold. finally got a brand new battery 2 days ago. today my headlights won't shut off. have to unplug battery terminal to get them to shut off. (just went through a blizzard with temps dropping to -20 deg F with -50 deg F wind chills.)

1 Answer

83,165

Sounds like a stuck headlight relay or if equipped the auto headlight control module module.

Your Answer

Add photo

Related Questions

  • Repainting 4 answers

    How would I go about sanding the paint off of my 1979 Oldsmobile Cutlass Supreme and repaint it myself?

    1979 Oldsmobile Cutlass Supreme

    -

    Maintenance & Repair

  • Why won't my Cutless supreme engine turn over? 2 answers

    My 1994 Olds Cutless Supreme has a new battery and the starter is ok but the engine won't turn over.

    Oldsmobile Cutlass Supreme

    -

    Maintenance & Repair

  • why won't car stay started? 8 answers

    car ran out of gas.refueled car.car now won't stay started.replaced starter and battery, car still won't stay started.

    1995 Oldsmobile Cutlass Supreme 4 Dr S Sedan

    -

    Maintenance & Repair

  • 95 Cutlass Supreme 3.4L starting troubles. 8 answers

    I have a 95 Cutlass Supreme with a 3.4L engine. Having trouble trying to figure out why the engine will not start. The engine has spark and there appears to be good fuel pressure, but the two do not s...

    Oldsmobile Cutlass Supreme

    -

    Maintenance & Repair

  • Why won't igntion switch turn off? 2 answers

    Suddenly the key in the ignition won't turn off. I can turn the engine off but the gauges are on. Should I disconnect the battery? You guys helped me a lot when I had the security switch problem. Tha...

    1997 Oldsmobile Achieva 4 Dr SL Sedan

    -

    Maintenance & Repair

Search Oldsmobile Cutlass Supreme Questions

UK Questions

Are you a UK consumer? CarGurus now has a discussion forum in the UK.

Oldsmobile Cutlass Supreme Experts

#1 munron
munron
Reputation 580
#2 tennisshoes
tennisshoes
Reputation 380
#3 Tom Demyan
Tom Demyan
Reputation 340
View All

Related Models For Sale

Used Chevrolet Monte Carlo
18 Great Deals out of 1,673 listings starting at $2,990
Used Buick Regal
146 Great Deals out of 11,676 listings starting at $1,450
Used Chevrolet Caprice
177 listings starting at $13,999
Used Chevrolet Camaro
437 Great Deals out of 40,498 listings starting at $3,500
Used Ford Mustang
549 Great Deals out of 42,538 listings starting at $1,699
Used Pontiac Grand Prix
23 Great Deals out of 3,698 listings starting at $800
Used Chevrolet Nova
152 listings
Used Ford F-150
3,036 Great Deals out of 207,199 listings starting at $1,990
Used Chevrolet Corvette
278 Great Deals out of 20,475 listings starting at $3,688