GM GENUINE PARTS 55493557 Engine Coolant Thermostat 197224742110

( Brand: Gm Genuine Parts ), ( Manufacturer Part Number: 55493557 ), ( Part Type: Engine Thermostat ), ( Included Components: Engine Coolant Thermostat ), ( Model Name: Gm Original Equipment ), ( Automotive Fit Type: Vehicle Specific Fit ), ( Color: Black ), ( Exterior Finish: Machined ), ( UPC: 197224742110 ), ( Package Dimensions Lxwxh: 6.5x4.17x4.13 Inches ), ( Weight: 0.71 Pounds )

Review GM GENUINE PARTS Engine Coolant Thermostat

The GM 55493557 Engine Coolant Thermostat is a crucial component of your vehicle's cooling system, designed to maintain optimal engine temperature for reliable performance and prolonged engine life. This thermostat is specifically engineered for select GM vehicles and is a direct replacement for the original equipment.

The thermostat housing is made of durable, corrosion-resistant material that ensures longevity and reliability. The internal thermostat valve is made of temperature-sensitive material that allows it to open and close at precise temperatures. When the engine coolant temperature reaches the desired level, the valve opens, allowing coolant to circulate through the engine and radiator to absorb excess heat.

This GM thermostat features a smooth, tapered design that facilitates easy installation and removal. The O-ring seal is included in the package to ensure a leak-free installation. Additionally, the thermostat comes with a pressure test port, allowing for easy pressure testing during installation or maintenance.

The GM 55493557 Engine Coolant Thermostat is designed to meet or exceed original equipment specifications for temperature range, pressure drop, and flow rate. It is compatible with all types of coolant, including traditional green coolant and extended-life coolant.

In summary, this GM 55493557 Engine Coolant Thermostat is a high-quality, reliable replacement for your vehicle's original thermostat. Its durability, precision, and easy installation make it an excellent choice for maintaining the cooling system and overall performance of your GM vehicle.

Buying a GM 55493557 engine coolant thermostat involves considering several pros and cons to help determine if it is the right choice for your vehicle. Here are some points to consider:

1. Original Equipment: This thermostat is a direct replacement for the original part, ensuring a perfect fit and reliable performance.

2. Improved Cooling: A new thermostat can help improve cooling efficiency, reducing the risk of overheating and potential engine damage.

3. Longer Engine Life: By maintaining proper engine temperature, a new thermostat can contribute to a longer engine life, saving you money in the long run.

4. Easy Installation: The thermostat is a relatively simple component to replace, and most mechanics or DIY enthusiasts can complete the job in a few hours.

1. Cost: Replacing a thermostat can be an expensive repair, especially when factoring in the cost of labor if you're not doing it yourself.

2. Potential for Other Issues: A thermostat failure could be a sign of other underlying issues, such as a head gasket leak or cooling system problem, which would require additional repairs.

3. Risk of Overheating: If the thermostat fails while driving, the engine could overheat, potentially causing severe damage that would be more costly to repair.

Replacing a faulty engine coolant thermostat with a GM 55493557 thermostat can help ensure your vehicle's cooling system functions correctly, improving cooling efficiency and contributing to longer engine life. However, the cost of the repair and the potential risk of other underlying issues should be taken into consideration. If your vehicle is showing signs of a faulty thermostat, it's essential to address the issue promptly to prevent further damage.

If you're experienced in automotive repairs or comfortable with the idea of replacing a thermostat yourself, purchasing the GM 55493557 engine coolant thermostat can be a cost-effective solution. Alternatively, you could consider visiting a trusted mechanic for an evaluation to determine if the thermostat is indeed the issue or if there are other underlying problems that need addressing.

Details:

GM regularly updates production and service part designs to integrate new materials technologies. Some GM Genuine Parts may have formerly appeared as AcDelco Original Equipment OE. GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle. GM Genuine Parts 55493557 Engine Coolant Thermostat: Controls the flow of coolant through your vehicles radiator to help it reach and maintain optimal operating temperature.

part #: 55493557 prices

• $80.28-$101.85

specifications heaterhunch:

• brand: Gm Genuine Parts
• mpn: 55493557
• part type: Engine Thermostat
• included components: Engine Coolant Thermostat
• model name: Gm Original Equipment
• automotive fit type: Vehicle Specific Fit
• color: Black
• exterior finish: Machined
• upc: 197224742110
• package dimensions lxwxh: 6.5x4.17x4.13 Inches
• weight: 0.71 Pounds

returns heaterhunch:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller
• method: Money back

general heaterhunch:

• Heating, Cooling Air > Heating Cooling Appliances > Space Heaters
• condition: New

offer heaterhunch:

• started: January 30, 2026
• quantity: 2
• options: Ship-to-home
• availability: In Stock
• sold: 0

payments heaterhunch:

• credit card: Mastercard
• wallet: Paypal
• other

seller heaterhunch:

• # reviews: 162
• rating: 99.4%
• city: Miami, Florida

shipping heaterhunch:

• cost: $0.00
• type: Fixed
• service: Standard
• class: Standard
• transit: 4-8 Days

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