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ACDelco 131-21 Engine Coolant Thermostat


Brand:	ACDelco
Part Number:	131-21
UPC:	00036666248180
Weight:	0.15 lbs
Condition:	New

Availability:	0 in Stock
	OUT OF STOCK

Product Information

Description:

Get the ACDelco 131-21 Engine Coolant Thermostat for your vehicle. Buy now and secure your purchase online!

ACDelco Professional Engine Coolant Thermostats control the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature, and are a high quality replacement for many vehicles on the road today. These engine coolant thermostats are manufactured to meet your expectations for fit, form, and function. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

Controls the flow of coolant through the radiator to help your vehicle's engine reach and maintain its optimal operating temperature
Manufactured to meet expectations for fit, form, and function
Professional, premium aftermarket replacement
Provides the performance and dependability you expect from ACDelco

Specifications:

Jiggle Pin Weep Hole:

Opening Temperature (Deg. F):

195 Deg. F

Overall Height (mm):

39.5 mm

Seal Type:

Gasket

Sealing Flange Outside Diameter:

1.889 in.

Sealing Flange Outside Diameter:

48 mm

Start to Open Temperature (Deg. C):

90.5 Deg. C

Start to Open Temperature:

195 Degrees Fahrenheit

Features and Benefits:

– Have cooling system inspected immediately if instrument panel-mounted temperature gauge indicates engine overheating

Specifications:

Country of Origin:

Select a vehicle to narrow ACDelco 131-21 Engine Coolant Thermostat fitment info!

Last Updated: 05/20/2023

Years

Vehicle

Per Vehicle

Fit Notes

Fitment Notes

Buick Skyhawk

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Buick Skyhawk

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

1982

Buick Skyhawk

1.8L L4 Gas OHV

1 Professional
195 DEG
8th VIN Digit: G

Buick Skyhawk

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

1985

Buick Skylark

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Buick Skylark

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Cadillac Cimarron

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Cadillac Cimarron

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Cadillac Cimarron

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Cadillac Cimarron

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

1982

Cadillac Cimarron

1.8L L4 Gas OHV

1 Professional
195 DEG
8th VIN Digit: G

Cadillac Cimarron

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

Chevrolet Camaro

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: S

Chevrolet Camaro

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: S

1 Per Vehicle

Chevrolet Camaro

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: 1

Chevrolet Camaro

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: 1

1 Per Vehicle

Chevrolet Cavalier

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Chevrolet Cavalier

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Chevrolet Cavalier

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Chevrolet Cavalier

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

1982

Chevrolet Cavalier

1.8L L4 Gas OHV

1 Professional
195 DEG
8th VIN Digit: G

Chevrolet Cavalier

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

Chevrolet Celebrity

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Chevrolet Celebrity

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

1981

Chevrolet Chevette

1.6L L4 Gas SOHC

1 Professional
195 DEG
8th VIN Digit: 9
Fuel Sys: CARB

Chevrolet Chevette

1.6L L4 Gas SOHC Professional
195 DEG
8th VIN Digit: 9
Fuel Sys: CARB

1 Per Vehicle

1985

Chevrolet Citation II

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Chevrolet Citation II

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Chevrolet S10

2.8L V6 Gas OHV

1 Professional
195 DEG, W/O SEAL
8th VIN Digit: R

Chevrolet S10

2.8L V6 Gas OHV Professional
195 DEG, W/O SEAL
8th VIN Digit: R

1 Per Vehicle

Chevrolet S10

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: B

Chevrolet S10

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: B

1 Per Vehicle

Chevrolet S10

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Extended Cab Pickup

Chevrolet S10

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Extended Cab Pickup

1 Per Vehicle

Chevrolet S10

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Standard Cab Pickup

Chevrolet S10

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Standard Cab Pickup

1 Per Vehicle

1982

Chevrolet S10

1.9L L4 Gas SOHC

1 Professional
195 DEG
8th VIN Digit: A

Chevrolet S10

1.9L L4 Gas SOHC Professional
195 DEG
8th VIN Digit: A

1 Per Vehicle

Chevrolet S10 Blazer

2.8L V6 Gas OHV

1 Professional
195 DEG, W/O SEAL
8th VIN Digit: R

Chevrolet S10 Blazer

2.8L V6 Gas OHV Professional
195 DEG, W/O SEAL
8th VIN Digit: R

1 Per Vehicle

Chevrolet S10 Blazer

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: B

Chevrolet S10 Blazer

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: B

1 Per Vehicle

GMC S15

2.8L V6 Gas OHV

1 Professional
195 DEG, W/O SEAL
8th VIN Digit: R

GMC S15

2.8L V6 Gas OHV Professional
195 DEG, W/O SEAL
8th VIN Digit: R

1 Per Vehicle

GMC S15

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: B

GMC S15

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: B

1 Per Vehicle

GMC S15

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Extended Cab Pickup

GMC S15

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Extended Cab Pickup

1 Per Vehicle

GMC S15

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Standard Cab Pickup

GMC S15

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ2
8th VIN Digit: Y
Standard Cab Pickup

1 Per Vehicle

1982

GMC S15

1.9L L4 Gas SOHC

1 Professional
195 DEG
8th VIN Digit: A

GMC S15

1.9L L4 Gas SOHC Professional
195 DEG
8th VIN Digit: A

1 Per Vehicle

GMC S15 Jimmy

2.8L V6 Gas OHV

1 Professional
195 DEG, W/O SEAL
8th VIN Digit: R

GMC S15 Jimmy

2.8L V6 Gas OHV Professional
195 DEG, W/O SEAL
8th VIN Digit: R

1 Per Vehicle

GMC S15 Jimmy

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: B

GMC S15 Jimmy

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: B

1 Per Vehicle

1986

Oldsmobile Cutlass Ciera

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Oldsmobile Cutlass Ciera

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Oldsmobile Firenza

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Oldsmobile Firenza

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

Oldsmobile Firenza

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Oldsmobile Firenza

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Pontiac 6000

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: W

Pontiac 6000

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Pontiac Firebird

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: S

Pontiac Firebird

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: S

1 Per Vehicle

Pontiac Firebird

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: L

Pontiac Firebird

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: L

1 Per Vehicle

Pontiac Firebird

2.8L V6 Gas OHV

1 Professional
195 DEG
8th VIN Digit: 1

Pontiac Firebird

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: 1

1 Per Vehicle

1982

Pontiac J2000

1.8L L4 Gas OHV

1 Professional
195 DEG
8th VIN Digit: G

Pontiac J2000

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

1985

Pontiac J2000 Sunbird

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Pontiac J2000 Sunbird

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

Pontiac LeMans

1.6L L4 Gas SOHC

1 Professional
195 DEG
8th VIN Digit: 6

Pontiac LeMans

1.6L L4 Gas SOHC Professional
195 DEG
8th VIN Digit: 6

1 Per Vehicle

1986

Pontiac Sunbird

2.0L L4 Gas OHV

1 Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

Pontiac Sunbird

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

ACDelco 131-21 Engine Coolant Thermostat

Product Information

Description:

Features and Benefits:

Specifications:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 131-21 Engine Coolant Thermostat fitment info!

Buick Skyhawk 2.0L L4 Gas OHV

1

Professional195 DEGEng: LQ58th VIN Digit: P

Buick Skyhawk

2.0L L4 Gas OHV Professional195 DEGEng: LQ58th VIN Digit: P 1 Per Vehicle

Buick Skyhawk 1.8L L4 Gas OHV

1

Professional195 DEG8th VIN Digit: G

Buick Skyhawk

1.8L L4 Gas OHV Professional195 DEG8th VIN Digit: G 1 Per Vehicle

Buick Skylark 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: W

Buick Skylark

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: W 1 Per Vehicle

Cadillac Cimarron 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: W

Cadillac Cimarron

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: W 1 Per Vehicle

Cadillac Cimarron 2.0L L4 Gas OHV

1

Professional195 DEGEng: LQ58th VIN Digit: P

Cadillac Cimarron

2.0L L4 Gas OHV Professional195 DEGEng: LQ58th VIN Digit: P 1 Per Vehicle

Cadillac Cimarron 1.8L L4 Gas OHV

1

Professional195 DEG8th VIN Digit: G

Cadillac Cimarron

1.8L L4 Gas OHV Professional195 DEG8th VIN Digit: G 1 Per Vehicle

Chevrolet Camaro 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: S

Chevrolet Camaro

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: S 1 Per Vehicle

Chevrolet Camaro 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: 1

Chevrolet Camaro

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: 1 1 Per Vehicle

Chevrolet Cavalier 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: W

Chevrolet Cavalier

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: W 1 Per Vehicle

Chevrolet Cavalier 2.0L L4 Gas OHV

1

Professional195 DEGEng: LQ58th VIN Digit: P

Chevrolet Cavalier

2.0L L4 Gas OHV Professional195 DEGEng: LQ58th VIN Digit: P 1 Per Vehicle

Chevrolet Cavalier 1.8L L4 Gas OHV

1

Professional195 DEG8th VIN Digit: G

Chevrolet Cavalier

1.8L L4 Gas OHV Professional195 DEG8th VIN Digit: G 1 Per Vehicle

Chevrolet Celebrity 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: W

Chevrolet Celebrity

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: W 1 Per Vehicle

Chevrolet Chevette 1.6L L4 Gas SOHC

1

Professional195 DEG8th VIN Digit: 9Fuel Sys: CARB

Chevrolet Chevette

1.6L L4 Gas SOHC Professional195 DEG8th VIN Digit: 9Fuel Sys: CARB 1 Per Vehicle

Chevrolet Citation II 2.8L V6 Gas OHV

1

Professional195 DEG8th VIN Digit: W

Chevrolet Citation II

2.8L V6 Gas OHV Professional195 DEG8th VIN Digit: W 1 Per Vehicle

Chevrolet S10 2.8L V6 Gas OHV

1

Buick Skyhawk

2.0L L4 Gas OHV

Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

Buick Skyhawk

1.8L L4 Gas OHV

Professional
195 DEG
8th VIN Digit: G

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

Buick Skylark

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: W

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Cadillac Cimarron

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: W

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Cadillac Cimarron

2.0L L4 Gas OHV

Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

Cadillac Cimarron

1.8L L4 Gas OHV

Professional
195 DEG
8th VIN Digit: G

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

Chevrolet Camaro

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: S

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: S

1 Per Vehicle

Chevrolet Camaro

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: 1

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: 1

1 Per Vehicle

Chevrolet Cavalier

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: W

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Chevrolet Cavalier

2.0L L4 Gas OHV

Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

2.0L L4 Gas OHV Professional
195 DEG
Eng: LQ5
8th VIN Digit: P

1 Per Vehicle

Chevrolet Cavalier

1.8L L4 Gas OHV

Professional
195 DEG
8th VIN Digit: G

1.8L L4 Gas OHV Professional
195 DEG
8th VIN Digit: G

1 Per Vehicle

Chevrolet Celebrity

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: W

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Chevrolet Chevette

1.6L L4 Gas SOHC

Professional
195 DEG
8th VIN Digit: 9
Fuel Sys: CARB

1.6L L4 Gas SOHC Professional
195 DEG
8th VIN Digit: 9
Fuel Sys: CARB

1 Per Vehicle

Chevrolet Citation II

2.8L V6 Gas OHV

Professional
195 DEG
8th VIN Digit: W

2.8L V6 Gas OHV Professional
195 DEG
8th VIN Digit: W

1 Per Vehicle

Chevrolet S10

2.8L V6 Gas OHV

Professional
195 DEG, W/O SEAL
8th VIN Digit: R

2.8L V6 Gas OHV Professional
195 DEG, W/O SEAL
8th VIN Digit: R

1 Per Vehicle