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GMC PartsGMC S15 PartsThermostats

GMC S15 Thermostats

Your S15 is a prized possession.

Select Your VehicleYou purchased your S15 because its dependability and longevity appealed to your senses; so why would you settle for second rate when it comes to superior quality auto parts? Your GMC dealership isn't the only place to buy genuine or original equipment quality parts to repair your S15. Anyone who operates a GMC knows that when it comes to fixing their car, truck, or SUV only the highest quality replacement parts will do. While it's not hard to buy replacement parts for GMC vehicles, these days only the highest quality are required to repair your car or truck.

Why Thermostats replacement is so important.

Your car or truck has a liquid-cooled engine, and the device that controls the flow of coolant so that the engine can remain cool is your thermostat. On start-up, the thermostat remains closed; shutting off access to the radiator. This gets the coolant hot so that the engine warms up. Once it reaches an ideal temperature, your GMC S15 thermostat responds by directing coolant to the radiator. Now your coolant gets cooled as it recirculates through your GMC S15 engine; keeping it at a steady and controlled temperature ideal for engine performance... all thanks to the thermostat.

There's no better place for all the top brands.

Ordering new GMC parts from www.carpartsdiscount.com means you are taking advantage of the most superior original and aftermarket replacement S15 parts on the internet. When your GMC needs a top quality replacement Thermostats, there's no need to go somewhere besides the authority, Car Parts Discount. Don't let a Thermostats repair spell the end of your car, truck, or SUV, and don't risk lowering its resale value by using anything but the best repair parts. When it comes to GMC S15 Thermostats parts, you can find them for 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982 models by clicking the appropriate year below.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 300-160
1.35, Save 41%   NEW ITEM
OEM: 300-160, Item: 1405010
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 300-180
1.35, Save 41%   NEW ITEM
OEM: 300-180, Item: 1405011
  Only 5 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 300-195
1.35, Save 41%   NEW ITEM
OEM: 300-195, Item: 1405012
  Only 3 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 13006Stant
1982-1985, 1987-1990 GMC S15 Stant Engine Coolant Thermostat 13006
1.95, Save 38%   NEW ITEM
OEM: 13006, Item: 1201190
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 13008Stant
1982-1985, 1987-1990 GMC S15 Stant Engine Coolant Thermostat 13008
1.95, Save 38%   NEW ITEM
OEM: 13008, Item: 1201191
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 13009Stant
1982-1985, 1987-1990 GMC S15 Stant Engine Coolant Thermostat 13009
1.95, Save 38%   NEW ITEM
OEM: 13009, Item: 1201192
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1987, 1989 GMC S15 Motorad Engine Coolant Thermostat 202-192
2.15, Save 40%   NEW ITEM
OEM: 202-192, Item: 1404909
  Only 3 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TE1BACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TE1B
2.15, Save 40%   NEW ITEM
OEM: 12TE1B, Item: 885094
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TE1DACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TE1D
2.15, Save 40%   NEW ITEM
OEM: 12TE1D, Item: 885095
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TE1EACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TE1E
2.15, Save 40%   NEW ITEM
OEM: 12TE1E, Item: 890423
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 200-160
2.25, Save 42%   POPULAR
OEM: 200-160, Item: 1404893
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 200-195
2.35, Save 39%   NEW ITEM
OEM: 200-195, Item: 1404895
  Only 7 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1987, 1989 GMC S15 Motorad Engine Coolant Thermostat 202-180
2.35, Save 39%   NEW ITEM
OEM: 202-180, Item: 1404908
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 200-180
2.45, Save 40%   NEW ITEM
OEM: 200-180, Item: 1404894
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1988, 1990 GMC S15 Motorad Engine Coolant Thermostat 203-180
2.55, Save 39%   NEW ITEM
OEM: 203-180, Item: 1407280
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1988, 1990 GMC S15 Motorad Engine Coolant Thermostat 203-195
2.55, Save 39%   NEW ITEM
OEM: 203-195, Item: 1407281
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33508Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33508
2.85, Save 39%  
OEM: 33508, Item: 667740
  Only 9 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33509Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33509
2.85, Save 39%   NEW ITEM
OEM: 33509, Item: 675470
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 13352Stant
1982-1985, 1987-1990 GMC S15 Stant Engine Coolant Thermostat 13352
3.35, Save 41%   NEW ITEM
OEM: 13352, Item: 642456
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T3EACDelco
1982-1987, 1989 GMC S15 ACDelco Engine Coolant Thermostat 12T3E
3.35, Save 40%   NEW ITEM
OEM: 12T3E, Item: 885167
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33006Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33006
3.45, Save 40%   NEW ITEM
OEM: 33006, Item: 621043
  Only 9 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33008Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33008
3.45, Save 40%   NEW ITEM
OEM: 33008, Item: 667724
  Only 4 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33009Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33009
3.45, Save 40%   NEW ITEM
OEM: 33009, Item: 669899
  Only 3 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33259Gates
1982-1989 GMC S15 Gates Engine Coolant Thermostat 33259
3.45, Save 40%   NEW ITEM
OEM: 33259, Item: 621045
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33428Gates
1990 GMC S15 Gates Engine Coolant Thermostat 33428
3.45, Save 40%   NEW ITEM
OEM: 33428, Item: 1428963
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 13356Stant
1982-1985, 1987-1990 GMC S15 Stant Engine Coolant Thermostat 13356
3.55, Save 39%   POPULAR
OEM: 13356, Item: 383500
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T1DACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12T1D
3.55, Save 39%   NEW ITEM
OEM: 12T1D, Item: 885136
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T1FACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12T1F
3.55, Save 39%   NEW ITEM
OEM: 12T1F, Item: 1215357
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T4DACDelco
1988, 1990 GMC S15 ACDelco Engine Coolant Thermostat 12T4D
3.55, Save 40%   NEW ITEM
OEM: 12T4D, Item: 885172
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T1BACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12T1B
3.65, Save 41%   NEW ITEM
OEM: 12T1B, Item: 885135
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T1EACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12T1E
3.65, Save 40%   NEW ITEM
OEM: 12T1E, Item: 890426
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12T4EACDelco
1988, 1990 GMC S15 ACDelco Engine Coolant Thermostat 12T4E
3.65, Save 40%   NEW ITEM
OEM: 12T4E, Item: 890429
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33010Gates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat
3.75, Save 39%   NEW ITEM
OEM: 33010, Item: 242852
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1987, 1989 GMC S15 Motorad Engine Coolant Thermostat 2002-180
3.85, Save 39%   NEW ITEM
OEM: 2002-180, Item: 1404896
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1987, 1989 GMC S15 Motorad Engine Coolant Thermostat 2002-192
3.85, Save 39%   NEW ITEM
OEM: 2002-192, Item: 1404897
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 2000-160
3.95, Save 40%   NEW ITEM
OEM: 2000-160, Item: 1404889
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 2000-180
3.95, Save 40%   NEW ITEM
OEM: 2000-180, Item: 1404890
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 2000-195
3.95, Save 40%   NEW ITEM
OEM: 2000-195, Item: 1407570
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33258Gates
1982-1989 GMC S15 Gates Engine Coolant Thermostat
3.95, Save 39%  
OEM: 33258, Item: 242906
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33429Gates
1990 GMC S15 Gates Engine Coolant Thermostat
3.95, Save 39%   NEW ITEM
OEM: 33429, Item: 242994
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1988, 1990 GMC S15 Motorad Engine Coolant Thermostat 2003-180
4.15, Save 39%   NEW ITEM
OEM: 2003-180, Item: 1404898
  Only 6 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Thermostat, 82C / 180F, OEM: 9614393982Motorad
1982-1990 GMC S15 Motorad Thermostat, 82C / 180F 9614393982
4.25, Save 26%   NEW ITEM
OEM: 9614393982, Item: 100202
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1988, 1990 GMC S15 Motorad Engine Coolant Thermostat 2003-195
4.35, Save 39%   NEW ITEM
OEM: 2003-195, Item: 1407572
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: GAT 33258S/GAT33258SGates
1982-1989 GMC S15 Gates Engine Coolant Thermostat
4.45,  
OEM: GAT 33258S, Item: 242904
  Should ship within a week to 10 days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: GAT 33259S/GAT33259SGates
1982-1989 GMC S15 Gates Engine Coolant Thermostat
4.45,  
OEM: GAT 33259S, Item: 242903
  Should ship within a week to 10 days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33006SGates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33006S
4.55, Save 40%   NEW ITEM
OEM: 33006S, Item: 667723
  Only 6 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33008SGates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33008S
4.55, Save 40%   NEW ITEM
OEM: 33008S, Item: 667725
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33009SGates
1982-1985, 1987-1990 GMC S15 Gates Engine Coolant Thermostat 33009S
4.55, Save 40%   NEW ITEM
OEM: 33009S, Item: 667726
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP1BACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TP1B
4.65, Save 40%   NEW ITEM
OEM: 12TP1B, Item: 885117
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP1DACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TP1D
4.65, Save 39%   NEW ITEM
OEM: 12TP1D, Item: 885118
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP3DACDelco
1982-1987, 1989 GMC S15 ACDelco Engine Coolant Thermostat 12TP3D
4.65, Save 39%   NEW ITEM
OEM: 12TP3D, Item: 885124
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP1EACDelco
1982-1985, 1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 12TP1E
4.75, Save 39%   NEW ITEM
OEM: 12TP1E, Item: 890424
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33259SGates
1982-1989 GMC S15 Gates Engine Coolant Thermostat 33259S
5.15, Save 40%   NEW ITEM
OEM: 33259S, Item: 696229
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33428SGates
1990 GMC S15 Gates Engine Coolant Thermostat 33428S
5.45, Save 39%   NEW ITEM
OEM: 33428S, Item: 667736
  Only 4 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33429SGates
1990 GMC S15 Gates Engine Coolant Thermostat 33429S
5.45, Save 39%   NEW ITEM
OEM: 33429S, Item: 1159560
  Only 5 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33188SGates
1985-1986 GMC S15 Gates Engine Coolant Thermostat 33188S
5.55, Save 40%   NEW ITEM
OEM: 33188S, Item: 678737
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP4DACDelco
1988, 1990 GMC S15 ACDelco Engine Coolant Thermostat 12TP4D
5.55, Save 39%   NEW ITEM
OEM: 12TP4D, Item: 885126
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 12TP4EACDelco
1988, 1990 GMC S15 ACDelco Engine Coolant Thermostat 12TP4E
5.55, Save 39%   NEW ITEM
OEM: 12TP4E, Item: 885127
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 33258SGates
1982-1989 GMC S15 Gates Engine Coolant Thermostat 33258S
5.55, Save 40%   NEW ITEM
OEM: 33258S, Item: 1154221
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Thermostat, OEM: 9614393988Motorad
1982-1990 GMC S15 Motorad Thermostat 9614393988
5.55, Save 32%   NEW ITEM
OEM: 9614393988, Item: 100203
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 7200-160
5.75, Save 40%   NEW ITEM
OEM: 7200-160, Item: 1409345
  Only 7 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 7200-180
5.75, Save 40%   NEW ITEM
OEM: 7200-180, Item: 1405138
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1988, 1990 GMC S15 Motorad Engine Coolant Thermostat 7203-195
5.75, Save 40%   NEW ITEM
OEM: 7203-195, Item: 1405139
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 7200-195
5.85, Save 39%   NEW ITEM
OEM: 7200-195, Item: 1409346
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33188Gates
1985-1986 GMC S15 Gates Engine Coolant Thermostat
6.25, Save 39%   NEW ITEM
OEM: 33188, Item: 242879
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33189Gates
1985-1986 GMC S15 Gates Engine Coolant Thermostat
6.25, Save 39%   NEW ITEM
OEM: 33189, Item: 242878
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Gates Engine Coolant Thermostat, OEM: 33189SGates
1985-1986 GMC S15 Gates Engine Coolant Thermostat
6.25, Save 39%   NEW ITEM
OEM: 33189S, Item: 242876
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 131-87/13187ACDelco
1987-1990 GMC S15 ACDelco Engine Coolant Thermostat 131-87
8.05, Save 39%   NEW ITEM
OEM: 131-87, Item: 887746
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 131-75/13175ACDelco
1983-1985 GMC S15 ACDelco Engine Coolant Thermostat 131-75
8.55, Save 39%   NEW ITEM
OEM: 131-75, Item: 887743
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 131-73/13173ACDelco
1988-1990 GMC S15 ACDelco Engine Coolant Thermostat 131-73
8.95, Save 39%   NEW ITEM
OEM: 131-73, Item: 887742
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Thermostat, 82C / 180F, OEM: 2120053J0082Motorad
1985-1986 GMC S15 Motorad Thermostat, 82C / 180F 2120053J0082
11.35, Save 31%   NEW ITEM
OEM: 2120053J0082, Item: 71917
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: 131-122/131122ACDelco
1986-1990 GMC S15 ACDelco Engine Coolant Thermostat 131-122
12.85, Save 40%   NEW ITEM
OEM: 131-122, Item: 887724
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: MMTS-WRA-87L/MMTSWRA87LMishimoto
1982-1990 GMC S15 Mishimoto Engine Coolant Thermostat MMTS-WRA-87L
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-WRA-87L, Item: 1335663
  Only 3 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC S15 Engine Coolant Thermostat, OEM: MMTS-MUS-86/MMTSMUS86Mishimoto
Mishimoto Engine Coolant Thermostat MMTS-MUS-86
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-86, Item: 1335775
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle


Mishimoto
1982-1990 GMC S15 Mishimoto Engine Coolant Thermostat MMTS-MUS-86A
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-86A, Item: 1359008
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Mishimoto
1985-1986 GMC S15 Mishimoto Engine Coolant Thermostat MMTS-MUS-96
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-96, Item: 1335776
  Only 2 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Mishimoto
1985-1986 GMC S15 Mishimoto Engine Coolant Thermostat MMTS-MUS-96A
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-96A, Item: 1378950
  Only 1 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

Motorad
1982-1985, 1987-1990 GMC S15 Motorad Engine Coolant Thermostat 200-205
2.65, Save 40%   NO STOCK
OEM: 200-205, Item: 1415829
  Restock date not known
Select year, make, model above to verify this part fits your vehicle

ACDelco
1982-1987, 1989 GMC S15 ACDelco Engine Coolant Thermostat 12TP3E
4.65, Save 39%   NO STOCK
OEM: 12TP3E, Item: 885125
  Restock date not known
Select year, make, model above to verify this part fits your vehicle