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Quality Used Auto Parts - Used Cadillac Seville (incl STS) Engines

Select a year below to browse our available inventory for engines,transmissions, and major components delivered straight to your door.

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Skip the Dealership: certified LKQ Cadillac Seville-(Incl-Sts) Engines at Wholesale Rates

If your index Cadillac Seville-(Incl-Sts) is showing signs of part failure, don't panic. Sourcing a certified LKQ LKQ Engine through our used parts depot network is the fastest, most cost-effective path to getting your truck back on the road โ€” at significant savings.

Buyers in Tucson AZ, Tampa FL, Raleigh NC, Chicago IL and Memphis TN, Pittsburgh PA, Las Vegas NV count on us for fast, reliable sourcing. Our reliable freight partners handle lift-gate delivery to both service bay docks and residential driveways within 3 to 7 business days.

Quality assurance isn't optional here. Before any drivetrain assembly is palletized, our team performs block pressure testing to confirm it's road-worthy. We also stock Starters, Instrument Clusters, Alternators and Fenders, Throttle Bodies if you need additional components for your index Seville-(Incl-Sts).

Large dealership service departments typically mark up OEM parts by 40% to 80% above their actual wholesale cost. By sourcing your Engine directly from our used parts depot network, you access the same factory components for savings that can reach thousands of dollars, eliminating the middleman entirely.

๐Ÿ” Warning Signs: When to Replace Your unit

Look for metal shavings in the oil pan, excessive blue smoke from the exhaust, or complete mechanical lockup. These symptoms typically confirm the part is beyond repair. A recycled OEM swap is almost always cheaper than a full rebuild.

Browse Top Used Engines by Make

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Browse Top Used Transmissions by Make

Used Acura TransmissionsUsed Audi TransmissionsUsed BMW TransmissionsUsed Buick TransmissionsUsed Cadillac TransmissionsUsed Chevy TransmissionsUsed Chrysler TransmissionsUsed Dodge TransmissionsUsed Fiat TransmissionsUsed Ford TransmissionsUsed GMC TransmissionsUsed Honda TransmissionsUsed Hyundai TransmissionsUsed Infiniti TransmissionsUsed Isuzu TransmissionsUsed Jaguar TransmissionsUsed Jeep TransmissionsUsed Kia TransmissionsUsed LandRover TransmissionsUsed Lexus TransmissionsUsed Lincoln TransmissionsUsed Mazda TransmissionsUsed Mercedes TransmissionsUsed Mercury TransmissionsUsed Mini TransmissionsUsed Mitsubishi TransmissionsUsed Nissan TransmissionsUsed Oldsmobile TransmissionsUsed Plymouth TransmissionsUsed Pontiac TransmissionsUsed Porsche TransmissionsUsed Saab TransmissionsUsed Saturn TransmissionsUsed Scion TransmissionsUsed Subaru TransmissionsUsed Suzuki TransmissionsUsed Toyota TransmissionsUsed Volkswagen TransmissionsUsed Volvo Transmissions

Why Choose Prime Auto Parts?

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"Compression tested right out of the crate. Perfect fit for my Civic."

- Emily C., New York
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"Saved me over $2,000 compared to the dealer quote. Highly recommend their transmission matching."

- Sarah T., Florida
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