Car PartsGMC PartsGMC 2500 Series PartsGMC 2500 Series Thermostats

GMC 2500 Series Thermostats

Keeping your 2500 Series in top shape is your top priority.

While it may not be difficult to find replacement parts for GMC vehicles, these days the necessity for nothing but the absolute best are required to repair your car or truck. When your GMC 2500 Series rolled off the assembly line, it was destined for a person with discerning taste who wants trusted quality in their automobile. It's not all the time that you realize that you have to buy a replacement Thermostats for your vehicle. Obviously, you didn't buy your 2500 Series unless you wanted to buy performance and rugged design both impeccably combined into one automobile.

Why Thermostats replacement is so important.

Your car or truck has a water-cooled motor, 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 ideal temperature, your GMC 2500 Series thermostat then opens up and allows the coolant into the radiator. Now your coolant gets cooled as it recirculates through your GMC 2500 Series engine; keeping it within a specific range of temperatures that are ideal for engine performance... all thanks to the thermostat.

What we have to offer.

Select Your YearAt Car Parts Discount, we have live customer service members available with enough expertise to help you purchase the correct GMC 2500 Series part for your needs. When your GMC needs the best replacement Thermostats, there's no need to trust any store other than the authority, Car Parts Discount. Buy all the car parts you will ever need from carpartsdiscount.com and realize incredible savings on all your upcoming repairs. When it comes to GMC 2500 Series Thermostats parts, you can find them for 1965, 1964, 1963, 1962, 1961, 1960 models by clicking the appropriate year below.

Select Your Year

GMC 2500 Series Engine Coolant Thermostat, OEM: 12TE1B
ACDelco Engine Coolant Thermostat 12TE1B
2.15, Save 40%   NEW ITEM
OEM: 12TE1B, Item: 885094
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12TE1D
ACDelco Engine Coolant Thermostat 12TE1D
2.15, Save 40%   NEW ITEM
OEM: 12TE1D, Item: 885095
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12TE1E
ACDelco Engine Coolant Thermostat 12TE1E
2.15, Save 40%   NEW ITEM
OEM: 12TE1E, Item: 890423
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12T1D
ACDelco Engine Coolant Thermostat 12T1D
3.55, Save 39%   NEW ITEM
OEM: 12T1D, Item: 885136
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12T1B
ACDelco Engine Coolant Thermostat 12T1B
3.65, Save 41%   NEW ITEM
OEM: 12T1B, Item: 885135
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12T1E
ACDelco Engine Coolant Thermostat 12T1E
3.65, Save 40%   NEW ITEM
OEM: 12T1E, Item: 890426
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12TP1E
ACDelco Engine Coolant Thermostat 12TP1E
4.75, Save 39%   NEW ITEM
OEM: 12TP1E, Item: 890424
10 or More In Stock, Usually ships within 1 business day

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12TP1B
ACDelco Engine Coolant Thermostat 12TP1B
4.65, Save 40%   NO STOCK
OEM: 12TP1B, Item: 885117
Restock date not known

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 12TP1D
ACDelco Engine Coolant Thermostat 12TP1D
4.65, Save 39%   NO STOCK
OEM: 12TP1D, Item: 885118
Restock date not known

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6
GMC 2500 Series Engine Coolant Thermostat, OEM: 33508
Gates Engine Coolant Thermostat 33508
2.85, Save 39%   NEW ITEM
OEM: 33508, Item: 667740
10 or More In Stock, Usually ships within 1-2 business days

GMC 2500 Series, 5.0L 5012CC 305Cu. In. V6