Car Parts Discount
GMC PartsGMC P15 PartsThermostats

GMC P15 Thermostats

Why you drive your P15.

Select Your VehicleObviously, you bought your P15 because you knew that you wanted horsepower and great value both impeccably combined into one car, truck, or SUV. Car aficionados appreciate the a brand you can trust built into each GMC, and understand that only the best repair P15 parts will suffice when your car or truck needs fixing. You purchased your P15 because its dependability and trusted quality struck a chord inside you; so why would you settle for second rate when it comes to superior quality auto parts? It's not all the time that you realize that you have to buy a replacement Thermostats 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; shutting off access to the radiator. This gets the coolant hot so that the engine warms up. Once it reaches the right temperature, your GMC P15 thermostat responds by directing coolant to the radiator. Now your coolant is part of a constant cycle in your GMC P15 engine that keeps it at a steady and controlled temperature determined for the engine to achieve the best balance between power, fuel efficiency, and emissions... all thanks to the thermostat.

High quality parts, great prices, knowledgeable professionals.

At Car Parts Discount, we have live customer service members here with enough expertise to help you buy the appropriate GMC P15 part for your needs. When your GMC requires a top quality replacement Thermostats, there's no need to waste time looking anywhere other than the authority, Car Parts Discount. Get your P15 back on the road with the best repair parts from the experts at Car Parts Discount. When it comes to GMC P15 Thermostats parts, you can find them for 1978, 1977, 1976, 1975 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.
Select Your Year
GMC P15 Engine Coolant Thermostat, OEM: 300-180/300180Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 300-180
1.35, Save 41%   NEW ITEM
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 P15 Engine Coolant Thermostat, OEM: 300-195/300195Motorad
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 13006Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 13008Stant
1975-1978 GMC P15 Stant Engine Coolant Thermostat 13008
1.75, Save 41%   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 P15 Engine Coolant Thermostat, OEM: 13009Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12TE1BACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12TE1DACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12TE1EACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 200-160/200160Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 200-160
2.25, Save 42%   POPULAR
OEM: 200-160, Item: 1404893
  Only 7 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 200-195/200195Motorad
1975-1978 GMC P15 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

GMC P15 Engine Coolant Thermostat, OEM: 200-180/200180Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 200-180
2.45, Save 40%   NEW ITEM
OEM: 200-180, Item: 1404894
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 33508Gates
1975-1978 GMC P15 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 P15 Gates Engine Coolant Thermostat, OEM: 33509Gates
1975-1978 GMC P15 Gates Engine Coolant Thermostat
3.15, Save 40%   NEW ITEM
OEM: 33509, Item: 242856
  In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 13359Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 13352Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 33006Gates
1975-1978 GMC P15 Gates Engine Coolant Thermostat 33006
3.45, Save 40%   NEW ITEM
OEM: 33006, Item: 621043
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 33008Gates
1975-1978 GMC P15 Gates Engine Coolant Thermostat 33008
3.45, Save 40%   NEW ITEM
OEM: 33008, Item: 667724
  Only 6 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 33009Gates
1975-1978 GMC P15 Gates Engine Coolant Thermostat 33009
3.45, Save 40%   NEW ITEM
OEM: 33009, Item: 669899
  Only 3 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 13356Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 13358Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12T1DACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12T1FACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12T1BACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12T1EACDelco
1975-1978 GMC P15 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 P15 Gates Engine Coolant Thermostat, OEM: 33010Gates
1975-1978 GMC P15 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

GMC P15 Engine Coolant Thermostat, OEM: 2000-160/2000160Motorad
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 2000-180/2000180Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 2000-180
3.95, Save 40%   NEW ITEM
OEM: 2000-180, Item: 1411350
  Only 9 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 2000-195/2000195Motorad
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 45356Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 45358Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 45359Stant
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 33006SGates
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 33008SGates
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 33009SGates
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12TP1BACDelco
1975-1978 GMC P15 ACDelco Engine Coolant Thermostat 12TP1B
4.65, Save 40%   NEW ITEM
OEM: 12TP1B, Item: 885117
  Only 2 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 12TP1DACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 12TP1EACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 7200-180/7200180Motorad
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 7200-195/7200195Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 7200-195
5.85, Save 39%   NEW ITEM
OEM: 7200-195, Item: 1409346
  Only 5 left In Stock, Usually ships within 1 business day
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 131-87/13187ACDelco
1975-1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: MMTS-WRA-87L/MMTSWRA87LMishimoto
1975-1976, 1978 GMC P15 Mishimoto Engine Coolant Thermostat MMTS-WRA-87L
Add for Price, Save 36%   NEW ITEM
OEM: MMTS-WRA-87L, Item: 1335663
  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 P15 Engine Coolant Thermostat, OEM: MMTS-MUS-86/MMTSMUS86Mishimoto
1975-1976, 1978 GMC P15 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
1975-1976, 1978 GMC P15 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 P15 Engine Coolant Thermostat, OEM: 300-160/300160Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 300-160
1.35, Save 41%   NO STOCK
OEM: 300-160, Item: 1405010
  Restock date not known
Select year, make, model above to verify this part fits your vehicle

GMC P15 Thermostat, 82C / 180F, OEM: 9420721782Motorad
1975-1978 GMC P15 Motorad Thermostat, 82C / 180F 9420721782
4.15, Save 39%   NO STOCK
OEM: 9420721782, Item: 98901
  Restock date not known
Select year, make, model above to verify this part fits your vehicle

GMC P15 Engine Coolant Thermostat, OEM: 7200-160/7200160Motorad
1975-1978 GMC P15 Motorad Engine Coolant Thermostat 7200-160
5.75, Save 40%   NO STOCK
OEM: 7200-160, Item: 1409345
  Restock date not known
Select year, make, model above to verify this part fits your vehicle