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GMC C25 Thermostats

You enjoy taking care of your C25.

Select Your VehicleObviously, you didn't buy your C25 unless you wanted to buy performance and rugged design both rolled up into one car, truck, or SUV. Anyone who operates a GMC knows that when it comes to maintaining their car, truck, or SUV only the most superior replacement parts will do. The vehicle in your driveway symbolizes the best in class when it comes to all the cars, trucks, and SUVs in today's marketplace. You bought your C25 because its dependability and longevity agreed with your nature; so why would you be okay with anything but the best when it comes to superior quality auto parts?

Don't go too long without fixing your Thermostats... here's why.

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 optimal operating temperature, your GMC C25 thermostat responds by directing coolant to the radiator. Now your coolant gets cooled as it recirculates through your GMC C25 engine; keeping it at a steady and controlled temperature ideal for engine performance... all thanks to the thermostat.

The things our team has to differentiate itself.

Don't let a Thermostats repair spell the end of your car, truck, or SUV, and don't gamble with its condition by buying anything but the highest quality repair parts. When your GMC needs the best replacement Thermostats, there's no need to go somewhere besides the authority, Car Parts Discount. Trust in the value of the parts you get from carpartsdiscount.com and save time and money on all your upcoming repairs. All the GMC C25 Thermostats parts on this page will fit vehicles made in 1978, 1977, 1976, 1975. 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 C25 Engine Coolant Thermostat, OEM: 300-160/300160Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 300-180/300180Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 300-195/300195Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 13006Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13006
1.75, Save 41%   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 C25 Engine Coolant Thermostat, OEM: 13008Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13008
1.75, Save 41%  
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 C25 Engine Coolant Thermostat, OEM: 13009Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13009
1.75, Save 41%   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

GMC C25 Engine Coolant Thermostat, OEM: 12TE1BACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 12TE1DACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 12TE1EACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 200-160/200160Motorad
1975-1978 GMC C25 Motorad Engine Coolant Thermostat 200-160
2.25, Save 42%   POPULAR
OEM: 200-160, Item: 1404893
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 200-195/200195Motorad
1975-1978 GMC C25 Motorad Engine Coolant Thermostat 200-195
2.35, Save 39%   NEW ITEM
OEM: 200-195, Item: 1404895
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Motorad
1975-1978 GMC C25 Motorad Engine Coolant Thermostat 200-205
2.65, Save 40%   NEW ITEM
OEM: 200-205, Item: 1415829
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 200-180/200180Motorad
1975-1978 GMC C25 Motorad Engine Coolant Thermostat 200-180
2.75, Save 41%   NEW ITEM
OEM: 200-180, Item: 1407274
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 33508Gates
1975, 1977 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 33509Gates
1975-1978 GMC C25 Gates Engine Coolant Thermostat 33509
2.85, Save 39%   NEW ITEM
OEM: 33509, Item: 675470
  In Stock, Usually ships within 1 business day
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GMC C25 Engine Coolant Thermostat, OEM: 33010Gates
1977-1978 GMC C25 Gates Engine Coolant Thermostat 33010
3.25, Save 40%   NEW ITEM
OEM: 33010, Item: 669900
  Only 4 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 13359Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13359
3.35, Save 41%   NEW ITEM
OEM: 13359, Item: 1201201
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 33008Gates
1975-1978 GMC C25 Gates Engine Coolant Thermostat 33008
3.45, Save 40%  
OEM: 33008, Item: 667724
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 33009Gates
1976-1978 GMC C25 Gates Engine Coolant Thermostat 33009
3.45, Save 40%   POPULAR
OEM: 33009, Item: 669899
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 12T1DACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 12T1FACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 13352Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13352
3.55, Save 40%   NEW ITEM
OEM: 13352, Item: 1201198
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 13356Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13356
3.55, Save 40%   NEW ITEM
OEM: 13356, Item: 1201199
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 13358Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 13358
3.55, Save 39%   NEW ITEM
OEM: 13358, Item: 1201200
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 12T1BACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 12T1EACDelco
1975-1978 GMC C25 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 C25 Gates Engine Coolant Thermostat, OEM: 33006Gates
1975-1978 GMC C25 Gates Engine Coolant Thermostat
3.85, Save 40%   NEW ITEM
OEM: 33006, Item: 242854
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 2000-160/2000160Motorad
1975-1978 GMC C25 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

GMC C25 Engine Coolant Thermostat, OEM: 2000-180/2000180Motorad
1975-1978 GMC C25 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

GMC C25 Engine Coolant Thermostat, OEM: 2000-195/2000195Motorad
1975-1978 GMC C25 Motorad Engine Coolant Thermostat 2000-195
3.95, Save 40%   NEW ITEM
OEM: 2000-195, Item: 1407570
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 45359Stant
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 33006SGates
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 33008SGates
1976-1978 GMC C25 Gates Engine Coolant Thermostat 33008S
4.55, Save 40%   NEW ITEM
OEM: 33008S, Item: 667725
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 33009SGates
1975-1978 GMC C25 Gates Engine Coolant Thermostat 33009S
4.55, Save 40%   NEW ITEM
OEM: 33009S, Item: 667726
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 12TP1DACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 45356Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 45356
4.65, Save 40%   NEW ITEM
OEM: 45356, Item: 1201466
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 45358Stant
1975-1978 GMC C25 Stant Engine Coolant Thermostat 45358
4.65, Save 40%   NEW ITEM
OEM: 45358, Item: 1201467
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: 12TP1EACDelco
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 7200-160/7200160Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 7200-180/7200180Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 7200-195/7200195Motorad
1975-1978 GMC C25 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 C25 Engine Coolant Thermostat, OEM: 131-87/13187ACDelco
1975-1978 GMC C25 ACDelco Engine Coolant Thermostat 131-87
8.05, Save 39%   NEW ITEM
OEM: 131-87, Item: 887746
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

Mr. Gasket
1975-1978 GMC C25 Mr. Gasket Engine Coolant Thermostat 4363
Add for Price, Save 38%   NEW ITEM
OEM: 4363, Item: 1397837
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: MMTS-WRA-87L/MMTSWRA87LMishimoto
1975-1978 GMC C25 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
Select year, make, model above to verify this part fits your vehicle

GMC C25 Engine Coolant Thermostat, OEM: MMTS-MUS-86/MMTSMUS86Mishimoto
1975-1978 GMC C25 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
1975-1978 GMC C25 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

GMC C25 Engine Coolant Thermostat, OEM: 12TP1BACDelco
1975-1978 GMC C25 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