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GMC PartsGMC R2500 PartsThermostats

GMC R2500 Thermostats

Keeping your R2500 in top shape is your top priority.

Select Your VehicleObviously, you bought your R2500 because you knew that you wanted performance and great value both rolled up into one vehicle. When your GMC R2500 rolled off the assembly line, it was destined for a driver who wants trusted quality in their automobile. The vehicle in your driveway is head and shoulders above the rest compared to all the other cars, trucks, and SUVs currently being driven today. Car aficionados appreciate the strong looks built into each GMC, and understand that only the highest quality replacement R2500 parts will suffice when your car or truck needs fixing.

Why Thermostats replacement is so important.

Your car or truck uses liquid coolant to maintain a constant temperature in the engine, and its thermostat keeps the coolant flowing in the right direction so that your engine can maintain a constant and ideal operating temperature. On start-up, the thermostat remains closed; bypassing the flow of coolant through your radiator. This cycles the coolant through the engine block and gets it hot. Once it reaches an optimal operating temperature, your GMC R2500 thermostat then opens up and allows the coolant into the radiator. Now your coolant is part of a constant cycle in your GMC R2500 engine that keeps it at a steady and controlled temperature ideal for engine performance... all thanks to the thermostat.

OEM parts, bargain prices, knowledgeable professionals.

Buy all the car parts you will ever need from carpartsdiscount.com and realize incredible savings on all your upcoming repairs. Get your R2500 back on the road with the best replacement parts from the experts at Car Parts Discount. Don't let a broken Thermostats bring about the demise of your car, truck, or SUV, and don't risk lowering its resale value by buying anything but the best repair parts. All the GMC R2500 Thermostats parts on this page will fit vehicles made in 1989, 1988, 1987. Choose your year below to refine your search.

Info: Select your make and model in the red title bar above so we can show the parts you need.
Select Your Year
GMC R2500 Engine Coolant Thermostat, OEM: 300-160/300160Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 300-160
1.35, Save 41%  
OEM: 300-160, Item: 1405010
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 300-180/300180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 300-180
1.35, Save 41%  
OEM: 300-180, Item: 1405011
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 300-195/300195Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 300-195
1.35, Save 41%  
OEM: 300-195, Item: 1405012
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 206-160/206160Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 206-160
1.65, Save 40%   POPULAR
OEM: 206-160, Item: 1404927
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 206-180/206180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 206-180
1.75, Save 39%   NEW ITEM
OEM: 206-180, Item: 1404928
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13006Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13006
1.85, Save 40%   NEW ITEM
OEM: 13006, Item: 642449
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13008Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13008
1.85, Save 40%   NEW ITEM
OEM: 13008, Item: 642450
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13009Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13009
1.85, Save 40%   NEW ITEM
OEM: 13009, Item: 642451
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12TE1BACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12TE1DACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12TE1EACDelco
1987-1989 GMC R2500 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

GMC R2500 Engine Coolant Thermostat, OEM: 200-160/200160Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 200-160
2.25, Save 42%   POPULAR
OEM: 200-160, Item: 1404893
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12T6DACDelco
1987-1989 GMC R2500 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

GMC R2500 Engine Coolant Thermostat, OEM: 200-195/200195Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 200-195
2.35, Save 39%   NEW ITEM
OEM: 200-195, Item: 1404895
  Only 8 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 200-180/200180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 200-180
2.45, Save 40%   NEW ITEM
OEM: 200-180, Item: 1404894
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33508Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33508
2.85, Save 39%  
OEM: 33508, Item: 667740
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33509Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33509
2.85, Save 39%   NEW ITEM
OEM: 33509, Item: 675470
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33010Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33010
3.25, Save 40%   NEW ITEM
OEM: 33010, Item: 669900
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13359Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13359
3.35, Save 40%   NEW ITEM
OEM: 13359, Item: 383502
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13352Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13352
3.35, Save 41%   NEW ITEM
OEM: 13352, Item: 642456
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33006Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33006
3.45, Save 40%   NEW ITEM
OEM: 33006, Item: 621043
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33008Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33008
3.45, Save 40%  
OEM: 33008, Item: 667724
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33009Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33009
3.45, Save 40%   NEW ITEM
OEM: 33009, Item: 669899
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 13356Stant
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 13358Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 13358
3.55, Save 39%   POPULAR
OEM: 13358, Item: 383501
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12T1DACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12T1FACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12T1BACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12T1EACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 2000-160/2000160Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 2000-160
3.95, Save 40%   NEW ITEM
OEM: 2000-160, Item: 1404889
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 2000-180/2000180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 2000-180
3.95, Save 40%   NEW ITEM
OEM: 2000-180, Item: 1404890
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 2000-195/2000195Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 2000-195
3.95, Save 40%   NEW ITEM
OEM: 2000-195, Item: 1404891
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 2006-180/2006180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 2006-180
3.95, Save 40%   NEW ITEM
OEM: 2006-180, Item: 1404901
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12T6BACDelco
1987-1989 GMC R2500 ACDelco Engine Coolant Thermostat 12T6B
4.35, Save 39%  
OEM: 12T6B, Item: 885183
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 45356Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 45356
4.45, Save 39%   NEW ITEM
OEM: 45356, Item: 642632
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 45358Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 45358
4.45, Save 39%  
OEM: 45358, Item: 642633
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 45359Stant
1987-1989 GMC R2500 Stant Engine Coolant Thermostat 45359
4.45, Save 39%   NEW ITEM
OEM: 45359, Item: 642634
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33006SGates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33006S
4.55, Save 40%   NEW ITEM
OEM: 33006S, Item: 667723
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33008SGates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33008S
4.55, Save 40%   NEW ITEM
OEM: 33008S, Item: 667725
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 33009SGates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat 33009S
4.55, Save 40%   NEW ITEM
OEM: 33009S, Item: 667726
  Only 8 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12TP1BACDelco
1987-1989 GMC R2500 ACDelco Engine Coolant Thermostat 12TP1B
4.65, Save 40%   NEW ITEM
OEM: 12TP1B, Item: 885117
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 12TP1DACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12TP1EACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 12TP5DACDelco
1987-1989 GMC R2500 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 R2500 Engine Coolant Thermostat, OEM: 7200-160/7200160Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 7200-160
5.75, Save 40%   NEW ITEM
OEM: 7200-160, Item: 1409345
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 7200-180/7200180Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 7200-180
5.75, Save 40%   NEW ITEM
OEM: 7200-180, Item: 1405138
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 7200-195/7200195Motorad
1987-1989 GMC R2500 Motorad Engine Coolant Thermostat 7200-195
5.85, Save 39%   NEW ITEM
OEM: 7200-195, Item: 1409346
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 131-87/13187ACDelco
1987-1989 GMC R2500 ACDelco Engine Coolant Thermostat 131-87
8.05, Save 39%   NEW ITEM
OEM: 131-87, Item: 887746
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 132-55/13255ACDelco
1987-1989 GMC R2500 ACDelco Engine Coolant Thermostat 132-55
10.45, Save 40%   NEW ITEM
OEM: 132-55, Item: 887750
  Only 8 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Mr. Gasket
1987-1989 GMC R2500 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
Select year, make, model above to verify this part fits your vehicle

Mr. Gasket
1987-1989 GMC R2500 Mr. Gasket Engine Coolant Thermostat 4364
Add for Price, Save 38%   NEW ITEM
OEM: 4364, Item: 1397838
  Only 1 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: 14429Stant
1987-1989 GMC R2500 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 R2500 Gates Engine Coolant Thermostat, OEM: 33924Gates
1987-1989 GMC R2500 Gates Engine Coolant Thermostat
19.85, Save 40%   NEW ITEM
OEM: 33924, Item: 242868
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: MMTS-WRA-87L/MMTSWRA87LMishimoto
1987-1989 GMC R2500 Mishimoto Engine Coolant Thermostat MMTS-WRA-87L
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-WRA-87L, Item: 1335663
  Only 8 left In Stock, Usually ships within 1-2 business days
Select year, make, model above to verify this part fits your vehicle

GMC R2500 Engine Coolant Thermostat, OEM: MMTS-MUS-86/MMTSMUS86Mishimoto
1987-1989 GMC R2500 Mishimoto Engine Coolant Thermostat MMTS-MUS-86
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-86, Item: 1335775
  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
1987-1989 GMC R2500 Mishimoto Engine Coolant Thermostat MMTS-MUS-86A
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-MUS-86A, Item: 1359008
  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
1987-1989 GMC R2500 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

GMC R2500 Engine Coolant Thermostat, OEM: 131-73/13173ACDelco
1987-1989 GMC R2500 ACDelco Engine Coolant Thermostat 131-73
8.95, Save 39%   NO STOCK
OEM: 131-73, Item: 887742
  Restock date not known
Select year, make, model above to verify this part fits your vehicle