OEM 2005 Cadillac STS Parts - Select Trim & Engine

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The 2005 Cadillac STS is a touring sedan that has a four-door hatchback body and is filled with luxury features. It's the Seville’s successor and owns that reputation as a strong sedan. Anytime you need to replace a worn out part, buy only OEM Cadillac parts because they are exact fit replacement parts.

  • Radiators – The radiator holds all the coolant that your engine uses, and it usually does not need to be replaced. We carry radiators and other cooling system parts.
  • Throttle Sensors – The throttle sensors monitor the throttle position. If this part starts to fail, you'll notice a rough idle and loss of power. We have replacement throttle sensors like these.
  • Water Pumps – The water pump ensures that the coolant flows throughout the engine. If this pump fails, your engine will overheat and could become damaged. We carry pumps and other cooling system parts.

Buy from us and you get our no hassle return policy, so you can shop with confidence. We also offer VIN verification to ensure order accuracy, so shop now.