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GMC PartsGMC K2500 PartsThermostats

GMC K2500 Thermostats

Keeping your K2500 in top shape is your top priority.

Select Your VehicleIt's not all the time that you discover you need a replacement Thermostats to repair your car or truck. Your GMC dealership isn't the only place to locate the best replacement parts for your K2500. The vehicle in your driveway symbolizes the best in class when it comes to all the cars, trucks, and SUVs these days. While it may not be difficult to locate 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 water-cooled motor, 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; bypassing the flow of coolant through your radiator. This gets the coolant hot so that the engine warms up. Once it reaches an ideal temperature, your GMC K2500 thermostat then opens up and allows the coolant into the radiator. Now your coolant gets cooled as it recirculates through your GMC K2500 engine; keeping it within a specific range of temperatures that are determined for the engine to achieve the best balance between power, fuel efficiency, and emissions... all thanks to the thermostat.

The experience CPD has to provide.

Get your K2500 back on the road with the highest quality repair parts from the experts at Car Parts Discount. Don't let a broken Thermostats spell the end of your car, truck, or SUV, and don't risk lowering its resale value by using anything but the highest quality replacement parts. When your GMC needs the best replacement Thermostats, there's no need to trust any store other than the authority, Car Parts Discount. When it comes to GMC K2500 Thermostats parts, you can find them for 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979 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
1979-1986, 1988-1995 GMC K2500 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
1979-1986, 1988-1995 GMC K2500 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

GMC K2500 Engine Coolant Thermostat, OEM: 13006Stant
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 13008Stant
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TE1BACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TE1DACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TE1EACDelco
1979-1986, 1988-1995 GMC K2500 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
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 200-160
2.25, Save 42%   POPULAR
OEM: 200-160, Item: 1404893
  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 K2500 Engine Coolant Thermostat, OEM: 12T6DACDelco
1982-1986 GMC K2500 ACDelco Engine Coolant Thermostat 12T6D
2.25, Save 40%  
OEM: 12T6D, Item: 885184
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 200-180
2.45, Save 40%   NEW ITEM
OEM: 200-180, Item: 1404894
  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
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 200-195
2.75, Save 41%   NEW ITEM
OEM: 200-195, Item: 1407275
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Gates Engine Coolant Thermostat, OEM: 33508Gates
1979-1986, 1988-1995 GMC K2500 Gates Engine Coolant Thermostat
3.15, Save 40%   NEW ITEM
OEM: 33508, Item: 242855
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 13352Stant
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 33006Gates
1979-1986, 1988-1995 GMC K2500 Gates Engine Coolant Thermostat 33006
3.45, Save 40%   NEW ITEM
OEM: 33006, Item: 621043
  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 K2500 Engine Coolant Thermostat, OEM: 13356Stant
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T1DACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T1FACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T4DACDelco
1991-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T1BACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T1EACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T4EACDelco
1991-1995 GMC K2500 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 K2500 Thermostat, 82C / 180F, OEM: 9605555382Motorad
1991-1995 GMC K2500 Motorad Thermostat, 82C / 180F 9605555382
3.75, Save 26%   NEW ITEM
OEM: 9605555382, Item: 100181
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 2000-160
3.95, Save 40%   NEW ITEM
OEM: 2000-160, Item: 1407569
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 2000-180
3.95, Save 40%   NEW ITEM
OEM: 2000-180, Item: 1411350
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12T6BACDelco
1982-1986 GMC K2500 ACDelco Engine Coolant Thermostat 12T6B
4.35, Save 39%   POPULAR
OEM: 12T6B, Item: 885183
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 45359Stant
1979-1986, 1988-1995, 1997-1999 GMC K2500 Stant Engine Coolant Thermostat 45359
4.45, Save 39%   NEW ITEM
OEM: 45359, Item: 642634
  In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Gates Engine Coolant Thermostat, OEM: 33019Gates
1996-2000 GMC K2500 Gates Engine Coolant Thermostat
4.45, Save 40%   NEW ITEM
OEM: 33019, Item: 243057
  In Stock, Usually ships within 1 business day

By-Pass Flange Dia (in)--1.2 Depth from Flange (in)--1.4 Description--195 Deg Bottom By-Pass (2 5/16" x 25/32" x 1 13/32" x 1 3/16") w/Seal Design--Bottom By-Pass Flange Dia (in)--2.31 Height from Flange (in)--.79 Jiggle Pin--No Number of Seals--1

Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 45358Stant
1979-1986, 1988-1995 GMC K2500 Stant Engine Coolant Thermostat 45358
4.55, Save 40%   NEW ITEM
OEM: 45358, Item: 383798
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12TP1DACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TP1EACDelco
1979-1986, 1988-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TP5DACDelco
1982-1986 GMC K2500 ACDelco Engine Coolant Thermostat 12TP5D
4.85, Save 40%   NEW ITEM
OEM: 12TP5D, Item: 885128
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T55DACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12T55D
5.05, Save 39%   NEW ITEM
OEM: 12T55D, Item: 885182
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T55EACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12T55E
5.05, Save 39%   NEW ITEM
OEM: 12T55E, Item: 890430
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12TP4DACDelco
1991-1995 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 12TP4EACDelco
1991-1995 GMC K2500 ACDelco Engine Coolant Thermostat 12TP4E
5.55, Save 39%   NEW ITEM
OEM: 12TP4E, Item: 885127
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1979-1986, 1988-1995 GMC K2500 Motorad Engine Coolant Thermostat 7200-160
5.75, Save 40%   NEW ITEM
OEM: 7200-160, Item: 1409345
  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 K2500 Engine Coolant Thermostat, OEM: 12T31DACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12T31D
5.95, Save 40%   NEW ITEM
OEM: 12T31D, Item: 885168
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T31E2ACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12T31E2
5.95, Save 40%   NEW ITEM
OEM: 12T31E2, Item: 890428
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12TP13EACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12TP13E
6.85, Save 40%   NEW ITEM
OEM: 12TP13E, Item: 890425
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Thermostat, 82C / 180F, OEM: MD01529982Motorad
1996-2000 GMC K2500 Motorad Thermostat, 82C / 180F MD01529982
7.65, Save 31%   POPULAR
OEM: MD01529982, Item: 118994
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 131-87/13187ACDelco
1979-1986, 1988-1991 GMC K2500 ACDelco Engine Coolant Thermostat 131-87
8.15, Save 39%   NEW ITEM
OEM: 131-87, Item: 692590
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 131-73/13173ACDelco
1988-1992 GMC K2500 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 K2500 Engine Coolant Thermostat, OEM: 131-71/13171ACDelco
1992-1995 GMC K2500 ACDelco Engine Coolant Thermostat 131-71
9.15, Save 39%   NEW ITEM
OEM: 131-71, Item: 692587
  Only 8 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T45EACDelco
1988-1996 GMC K2500 ACDelco Engine Coolant Thermostat 12T45E
9.95, Save 40%   NEW ITEM
OEM: 12T45E, Item: 885175
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 132-55/13255ACDelco
1982-1986 GMC K2500 ACDelco Engine Coolant Thermostat 132-55
10.45, Save 40%   NEW ITEM
OEM: 132-55, Item: 887750
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 131-121/131121ACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 131-121
11.55, Save 39%   NEW ITEM
OEM: 131-121, Item: 887723
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Gates Engine Coolant Thermostat, OEM: 33889Gates
1988-1996, 2000 GMC K2500 Gates Engine Coolant Thermostat
11.65, Save 39%   NEW ITEM
OEM: 33889, Item: 242869
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T45DACDelco
1988-1996 GMC K2500 ACDelco Engine Coolant Thermostat 12T45D
11.75, Save 39%   NEW ITEM
OEM: 12T45D, Item: 885174
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 131-122/131122ACDelco
1991-1995 GMC K2500 ACDelco Engine Coolant Thermostat 131-122
12.85, Save 40%   NEW ITEM
OEM: 131-122, Item: 887724
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Mr. Gasket
1979-1986, 1988-1994 GMC K2500 Mr. Gasket Engine Coolant Thermostat 4363
Add for Price, Save 38%   NEW ITEM
OEM: 4363, Item: 1397837
  Only 4 left In Stock, Usually ships within 1 business day
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Mr. Gasket
1979-1986, 1988-1994 GMC K2500 Mr. Gasket Engine Coolant Thermostat 4364
Add for Price, Save 38%   NEW ITEM
OEM: 4364, Item: 1397838
  Only 2 left In Stock, Usually ships within 1 business day
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GMC K2500 Engine Coolant Thermostat, OEM: 131-151/131151ACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 131-151
14.95, Save 39%   NEW ITEM
OEM: 131-151, Item: 887731
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 12T92EACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat 12T92E
17.95, Save 39%   NEW ITEM
OEM: 12T92E, Item: 885194
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 14429Stant
1982-1986 GMC K2500 Stant Engine Coolant Thermostat 14429
18.05, Save 39%   NEW ITEM
OEM: 14429, Item: 383624
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Gates Engine Coolant Thermostat, OEM: 33924Gates
1982-1986 GMC K2500 Gates Engine Coolant Thermostat
19.85, Save 40%   NEW ITEM
OEM: 33924, Item: 242868
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: MMTS-WRA-87L/MMTSWRA87LMishimoto
1979-1983, 1985-1986, 1988-1993, 1995 GMC K2500 Mishimoto Engine Coolant Thermostat MMTS-WRA-87L
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-WRA-87L, Item: 1335663
  Only 6 left In Stock, Usually ships within 1-2 business days
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GMC K2500 Engine Coolant Thermostat Kit, OEM: 131-103/131103ACDelco
1996-2000 GMC K2500 ACDelco Engine Coolant Thermostat Kit 131-103
23.55, Save 39%   NEW ITEM
OEM: 131-103, Item: 887719
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: 131-91/13191ACDelco
1988-1996 GMC K2500 ACDelco Engine Coolant Thermostat 131-91
32.05, Save 39%   NEW ITEM
OEM: 131-91, Item: 887747
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC K2500 Engine Coolant Thermostat, OEM: MMTS-MUS-86/MMTSMUS86Mishimoto
1979-1983, 1985-1986, 1988-1993, 1995 GMC K2500 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
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Mishimoto
1979-1983, 1985-1986, 1988-1993, 1995 GMC K2500 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
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GMC K2500 Engine Coolant Thermostat, OEM: 12TP1BACDelco
1979-1986, 1988-1995 GMC K2500 ACDelco Engine Coolant Thermostat 12TP1B
4.65, Save 40%   NO STOCK
OEM: 12TP1B, Item: 885117
  Restock date not known
Select year, make, model above to verify this part fits your vehicle