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| Weight (lb) | 0.33 lb |
| Height (in) | 2.9 in |
| Width (in) | 3.5 in |
| Length (In) | 4.5 IN |
| Product Description | ACDelco GM Original Equipment Engine Coolant Thermostat Kits help control the flow of coolant through your vehicle's radiator to help enable your vehicle's engine to reach and maintain its normal operating temperature, and are GM-recommended replacements for your vehicle's original components. Includes necessary components for installation. These original equipment engine coolant thermostat kits have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Seal Type | Gasket O-Ring |
| Features & Benefits - Bullet 1 | Controls the flow of coolant through your vehicle's radiator to help it reach and maintain optimal operating temperature |
| Programming Required | No |
| Gasket Or Seal Included | Yes |
| Features & Benefits - Bullet 2 | GM-recommended replacement part for your GM vehicle's original factory component |
| Features & Benefits - Bullet 3 | Offering the quality, reliability, and durability of GM OE |
| Features & Benefits - Bullet 4 | Manufactured to GM OE specification for fit, form, and function |
| Good Maintenance Practices - Section 1 - Bullet 1 | Have cooling system inspected immediately if instrument panel-mounted temperature gauge indicates engine overheating |
| Good Maintenance Practices - Section 1 - Bullet 2 | Use the recommended coolant type for your vehicle |
| Mounting Hole Quantity | 4 |
| Start to Open Temperature | 87 FA |
| Start to Open Temperature | 189 CE |
| Gasket Material | Rubber |
| Mounting Hole Diameter | 6.5 MM |
| Mounting Hole Diameter | 0.25 IN |
| Gasket Color | Black |
| 3688 | 61.22 MM |
| 3688 | 2.41 IN |
| 3689 | 74 MM |
| 3689 | 2.91 IN |
| 3691 | 3.53 IN |
| 3691 | 89.9 MM |
| Jiggle Pin Weep Hole | No |
| Warranty Special | 24 Months/Unlimited Miles Limited Warranty (Parts Only). Please see ACDelco.com for more details|36 Months/60,000 Kilometers Limited Warranty (Parts Only). Please see ACDelcocanada.com for more details |
| Harmonized Tariff Code (HTS) | 8481809050 |
| Country of Origin (Primary) | KR |
| Warranty Special UOM | TX |
| UPC | 00808709675044 |
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