ACDelco 12S21 Engine Coolant Thermostat Seal

Description:

Features and Benefits:

• Manufactured to meet expectations for fit, form, and function
• Professional, premium aftermarket replacement engine coolant thermostat
• Provides the performance and dependability you expect from ACDelco
• Seals the thermostat housing and helps prevent coolant from leaking from the engine for proper engine temperature
• Maintain proper coolant levels and check level monthly (Note: Never attempt to remove a radiator cap while the engine is hot. Serious injury could result).
• – Evaluate radiator and radiator cap for leaks, corrosion, or a worn cap gasket.
• – Examine hoses every 12 months. Look for leaks, cracks or rot. Replace when showing signs of wear.
• – Have cooling system inspected immediately if instrument panel-mounted temperature gauge indicates engine overheating.
• – Inspect engine belts for cracks or missing sections; check belt tension.
• – Periodically, remove bugs, leaves and other debris from the front of the radiator. They can block airflow and substantially reduce cooling efficiency.
• – Replace coolant with a mixture of antifreeze and water according to the vehicle manufacturer's recommendations.
• – Tighten any loose clamps. Always replace clamps when replacing hoses.

Specifications:

Manufacturer Warranty: