Cadillac CTS Sigma II Water Pump
New, used, or aftermarket – from sellers across Europe.
Parts availability
Limited availability – hank searches the web for you.
Estimated price range
Widely available Limited Hard to find
Last updated: 07.06.2026, 02:20
Water Pump for your Cadillac CTS?
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Find Cadillac CTS Sigma II parts online
hank's free AI report searches specialized shops for Cadillac CTS Sigma II parts, including Customville American, us-car-teile-center.de & MatchingNumber.
About this part
The water pump on your CTS Sigma II circulates coolant between the engine and radiator. A failing pump causes overheating, leaks and in severe cases engine damage – timely replacement is essential.
Frequently asked questions
What should I check when buying a replacement water pump for the Cadillac CTS?
Match the exact engine code and the model year of your CTS Sigma II. Check whether the gasket and thermostat housing are included, as these are commonly replaced together.
Should I replace the timing belt and water pump together?
If the timing belt drives the water pump, yes. The labour to access both overlaps significantly, making it far more cost-effective to replace them at the same time.
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