Genuine GM Engine Coolant Thermostat 12559337 - For Chevrolet GMC P30 P3500 G30 1994-1999
Genuine GM Engine Coolant Thermostat 12559337 - For Chevrolet GMC P30 P3500 G30 1994-1999
Hero image 0 of Genuine GM Engine Coolant Thermostat 12559337 - For Chevrolet GMC P30 P3500 G30 1994-1999
Popular pick

Genuine GM Engine Coolant Thermostat 12559337 - For Chevrolet GMC P30 P3500 G30 1994-1999

4.4 stars out of 46 reviews
(4.4)|
203 ratings

About this item

This is the real deal—genuine GM engine coolant thermostat, part number 12559337.

ACDelco GM Original Equipment 131-200 Engine Coolant Thermostat

Fits a range of Chevy and GMC models from 1994-1999, including P30, P3500, G30, G20, G2500.

Engine Coolant Thermostat-VIN: F, Eng Code: L65 ACDelco GM Original

Direct replacement, made in the USA.

GM 12559337 Thermostat, Engine Coolant - GM Parts

Important: this is only part #6 on the diagram, so make sure that's what you need.

AC Delco 2134514 GM Genuine Engine Coolant Temperature Sensor

Replaces 12551497.

ACDelco 25199828 ACDelco Engine Coolant Thermostat Housings | Summit Racing

1-year warranty included.

ACDelco ® W0133-2550368-ACD - Genuine GM Parts ™ Engine Coolant Thermostat

If your engine's running cold or overheating, this little part might be the culprit.

ACDelco Engine Coolant Thermostat 131-84

OEM quality, no guessing.

ACDelco 12600171 ACDelco GM Genuine Parts Engine Coolant Thermostats

$ 4.75
Price when purchased online
  • Free shipping
  • Free 30-day returns

How do you want your item?

You get 30 days free! Choose a plan at checkout.
How do you want your item?
Sold and shipped by 88doorsmanagement.com
Free 30-day returns

Customer ratings & reviews

4.4 out of 5 stars
stars203 ratings46 reviews
How item rating is calculated
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.