Question about 1991 Buick LeSabre

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Engine light came on and does not go out

1991 buick lesabre engine light has come on and does not go out what should i look for to see what might be the problem? any clues

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The best thing to do is take it to auto zone and have it scaned. They will do it for free.

Posted on May 15, 2009

  • ccn7 May 16, 2009

    Your just chasing gremlems unless you have it scaned.



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There are two radiators in my 1991 Buick LeSabre. Which ones do which, and are they connected? is your engine radiator ( the big one) which cools engine.
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Aug 05, 2015 | 1991 Buick LeSabre

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Engine lights are tied to all sorts of sensors from the emissions to the transmission. If you take it to an OReilly auto parts they will hook it up to a computer and tell you why it is on free of charge.

May 20, 2014 | 1991 Buick LeSabre

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Will the motor from a 1991 buick lesabre drop into a 1991 buick skylark with no problems

You will run into an issue from the VATS antitheft system of the LeSabre, not working with the key/ignition of the Skylark

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Dec 31, 2013 | 1991 Buick LeSabre

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1991 Buick LeSabre won

open up the air intake where the choke is and stray intake cleaner int here and work the flap. then move into the fuel system. also i remember correctly the gas gauge is on a fuse check for blown fuse.

Dec 07, 2011 | 1991 Buick LeSabre

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My 1991 buick lesabre this morning showed the coolant temperature light on the dashboard when i opened my hood steam was visibly coming off the engine block...i waited 30 minutes then opened the radiator...

It's either the radiator is blocked and needs to be flushed or changed,or the thermostat (the temperature regulator) is blocked and needs to be changed.

Aug 26, 2010 | 1991 Buick LeSabre

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Describe how to reset check engine light codes on 91 buick lesabre

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Apr 28, 2010 | 1991 Buick LeSabre

1 Answer

1991 Buick LeSabre 3.8L misfire

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Feb 06, 2010 | 1991 Buick LeSabre

1 Answer

Engine light and battery light come on at same time and speed up

You need to Check the Belt and Belt Tensioner. If the Tensioner is not keeping the Belt Tight it will not allow the Battery to Charge and will result in the Lights among other Critical Things Going Wrong. Please Rate my Response, I need all the Help I can get! Thanks!

Jan 26, 2009 | 1991 Buick LeSabre

1 Answer

91 buick lesabre

Assuming proper battery voltage; Open fusible link in engine compartment, defective ignition relay, or defective relay panel...accordianman

Dec 10, 2008 | 1991 Buick LeSabre

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