1991 coolant sensor

Buick Regal, Century and Park Avenue as well as the Rendezvous and Lesabre.
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1991 coolant sensor

Unread post by Frustrated » Fri Nov 24, 2017 9:53 pm

I can't find the coolant sensor on my 1991 Buick Regal Custom 3800 6cyl 3.8l

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Re: 1991 coolant sensor

Unread post by carriedi » Sun Nov 26, 2017 7:04 pm

here's a picture. The coolant temp sensor is in the same place but one vin number will have the Electronic EGR valve by the sensor
91 3.8 vin L.jpg
91 3.8 vin L.jpg (186.37 KiB) Viewed 5454 times
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