{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle

Oldsmobile LSS Thermostats

Refine by:

Shop Catalog

Showing 1 - 11 of 11 results
Sort by:
131-115 GM Original Equipment Series Thermostat
Part Number: AC131115
Vehicle Info Required to Guarantee Fit
$17.49
Product Details
Notes : Low leak; Includes gasket; When used in place of 3037747 customer should discard sealQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesInterchange Part Number : REPC318003, 33009SMaterial : Stainless SteelRecommended Use : OE Replacement
239-180 Thermostat
Part Number: MRD239-180
Vehicle Info Required to Guarantee Fit
$7.49
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 180 DegreesRecommended Use : OE Replacement
7239-180 Fail-Safe Thermostat Series Thermostat
Part Number: MRD7239-180
Vehicle Info Required to Guarantee Fit
$13.49
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 180 DegreesSeries : Fail-Safe Thermostat SeriesRecommended Use : OE Replacement
12T4E Professional Series Thermostat
Part Number: AC12T4E
Vehicle Info Required to Guarantee Fit
$6.49
Product Details
Notes : OEM recommended temperature; StandardQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 91 degrees CSeries : Professional SeriesInterchange Part Number : REPC318003, 33009SMaterial : Stainless SteelRecommended Use : OE Replacement
5239-192 UltraStat Series Thermostat
Part Number: MRD5239-192
Vehicle Info Required to Guarantee Fit
$14.99
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 192 degreesSeries : UltraStat SeriesRecommended Use : OE Replacement
7239-192 Fail-Safe Thermostat Series Thermostat
Part Number: MRD7239-192
Vehicle Info Required to Guarantee Fit
$13.99
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 192 degreesSeries : Fail-Safe Thermostat SeriesRecommended Use : OE Replacement
239-192 Thermostat
Part Number: MRD239-192
Vehicle Info Required to Guarantee Fit
$9.49
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 192 degreesRecommended Use : OE Replacement
33428 Gates OE Replacement Thermostat
Part Number: GAT33428
Vehicle Info Required to Guarantee Fit
$6.99
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 180 DegreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
33429S Gates OE Replacement Thermostat
Part Number: GAT33429S
Vehicle Info Required to Guarantee Fit
$10.49
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 195 degreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
33428S Gates OE Replacement Thermostat
Part Number: GAT33428S
Vehicle Info Required to Guarantee Fit
$11.49
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 180 DegreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
131-120 GM Original Equipment Series Thermostat
Part Number: AC131120
Vehicle Info Required to Guarantee Fit
$19.99
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 91 degrees CSeries : GM Original Equipment SeriesMaterial : Stainless SteelRecommended Use : OE Replacement
Page 1 of 1 | Showing 1 - 11 of 11 results

Top Rated Products

Item as expected and described. Great Price and Fast shipping!
Jenifer H.
VERIFIED PURCHASER
Quick delivery, perfect fit, great price.
Cara B.
VERIFIED PURCHASER

Popular Products

239-180 Thermostat
Part No: MRD239-180
( Review)
$7.49
33428 Gates OE Replacement Thermostat
Part No: GAT33428
( Review)
$6.99

Product Questions & Answers

Q:does gasket come with thermostat ?
jerry e.
A:BEST ANSWERHi Jerry, I'm pleased to assist you. No, the gasket is not included. It is sold separately. Let me provide you with the 2 links to complete your order. Click on the links below to see and order at discounted prices while supplies last. I hope this is helpful. Enjoy shopping at Carparts.com! Thermostat - https://www.carparts.com/thermostat/gates/gat33429s?can=CPGG4850 Gasket - https://www.carparts.com/search?q=thermostat_gasket&vehicle[year]=1980&vehicle[make]=Chevrolet&vehicle[model]=Monte_Carlo&vehicle[submodel]=Sport&vehicle[cylinders]=6&vehicle[liter]=3%2E8&can=CPGG4850 Show less
Grace G.
 
1 Question, 1 AnswerView all Q&As >
Q:What comes with the part?
A shopper
A:BEST ANSWERHi, This is the Thermostat only as shown on the photo.
Aldrin P.
 
3 Questions, 1 AnswerView all Q&As >
Q:Does this come with the Gasket?
Justin N.
A:BEST ANSWERHi Justin, I'm glad to assist you. The seal is at the base already around the sides. This should be plug-and-play once you receive it. Grab our sale price offer and click the link below to order today. I hope this helps. Happy shopping. https://www.carparts.com/thermostat/ac-delco/ac131120?can=CPJE1043_20220313 Show less
Jeonino E.
 
5 Questions, 1 AnswerView all Q&As >

Helpful Automotive Resources

What Does It Mean When the Engine Is Hot While the AC Is Off?
What Does It Mean When the Engine Is Hot While the AC Is Off?This is particularly problematic since hot engines are a lot more prone to overheating. If an engine overheats the odds of it breaking down and sustaining permanent damage increase exponentially. Potential Causes Of A Hot Engine If the AC is Off
What Does Check Gauges Mean?
What Does Check Gauges Mean?It can also mean that certain readings are reaching hazardous levels. For example, the check gauge light can illuminate once the PCM detects the temperature of your coolant is too high. However, take note that not all vehicles have a temperature gauge. Some only have a warning light that’s triggered
Where Is the Thermostat Located?
Where Is the Thermostat Located?In most Chevy Cruze models, you’ll find the thermostat in a housing under the top radiator hose. In most Nissan Frontier models, you can find the thermostat located behind the lower radiator hose, which you’ll have to remove to access the thermostat. A list of all the possible places where the