Vehicle Info Needed

ACDELCOPART NUMBER: 065-131-158

131-158 Engine Coolant Thermostat

Name: 131-158 Engine Coolant Thermostat
Brand: ACDELCO
SKU: 065-131-158
Price: 69.99 USD
Availability: InStock

^$69⁹⁹

Ships on 09/14/2026

Lowest Price Guarantee

Engine Coolant Thermostat

2000-2017 GM Vehicles

ACDelco Engine Coolant Thermostat

ACDelco Cooling System Components keep your ride running cool and at the right temperature year round. Made to meet or exceed OEM standards ACDelco cooling system components are made of high-quality materials with precision and key design features to provide a durable long lasting product that keeps your ride on the road during all conditions. Use the year, make, model search below and/or the "Fits Applications" link to verify fitment. Keep your GM, all GM with genuine ACDelco replacement parts.

Comes with the thermostat and gasket you need to replace the thermostat
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Part TypeThermostat

BrandACDELCO

Package Height47.5

Package Width3.3

Package Length3.3

Weight0.26 PG

Part CategoryReplacement Parts

Gasket Center Bore Diameter (Mm)53.85

Thermostat Diameter2.28

Programming RequiredNo

Thermostat Height1.87

Seal TypeGasket

Temperature (F)180 Degrees

Opening Temperature (Deg. F)180

Gasket ColorBlack

Opening Temperature82.2

Start To Open Temperature82

Jiggle Pin Weep HoleNo

Good Maintenance Practices - Section 1 - Bullet 1Have cooling system inspected immediately if instrument panel-mounted temperature gauge indicates engine overheating

Thermostat Height (In)1.87

Gasket Center Bore Diameter2.12

Good Maintenance Practices - Section 1 - Bullet 2Use the recommended coolant type for your vehicle

Installation Tool IncludedNo

Features &#38; Benefits - Bullet 2GM-recommended replacement part for your GM vehicle's original factory component

Features &#38; Benefits - Bullet 3Offering the quality, reliability, and durability of GM OE

Thermostat Diameter (Mm)58

Features &#38; Benefits - Bullet 4Manufactured to GM OE specification for fit, form, and function

Gasket Center Bore Diameter (In)2.12

Product DescriptionACDelco GM Original Equipment Engine Coolant Thermostats control the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature, and are GM-recommended replacements for your vehicle's original components. These original equipment engine coolant thermostats have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Mo tors. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Mount Hole Quantity0

Features &#38; Benefits - Bullet 1Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature

Gasket Or Seal IncludedYes

ColorNatural

Width (In)2.3

Thermostat Height (Mm)47.5

Opening Temperature (Deg. C)82.2

MaterialStainless Steel

TypeConventional

Gasket Or Seal MaterialRubber

Length (In)2.3

Thermostat Diameter (In)2.28

Gasket MaterialRubber

Part FitmentDirect Fit