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2003 Cadillac CTS
-- Select Engine --
Engine Description RPO Code
The drop down menu includes engine codes with descriptions and engine sizes. Please use the following tutorial to locate the actual engine size of your vehicle; it could help you make the correct selection.
  • 6 Cyl 2.6L LY9
  • 6 Cyl 3.2L LA3
-- Select Transmission --
Transmission Description RPO Code
  • 5-Speed Automatic Transmission, HMD, 5L40-E, Electronic M82
  • 5-Speed Manual Transmission, GETRAG M35
-- Select Model Code --
Model Code Description RPO Code
A GM Model Code can be found on both the Service Tag and Service Parts Identification Tag.
  • CTS 4 Door 6DG69
  • CTS 4 Door 6DM69
  • CTS 4 Door RHD 6DR69
  • CTS 4 Door RHD 6DU69
Parts Question Guide

Parts found for 2003 Cadillac CTS > Transmission - Automatic > Automatic Transmission Torque Converter Housing & Fluid Pump

Part No. Part Description Retail
GUIDE, Transmission Oil Pump


HOUSING KIT, Transmission Case


SCREEN, Transmission Oil Pump


SEAL, Transmission Oil Pump Make Sure These Fit


Fitting Vehicle Options:


Fitting Vehicle Options:
SPRING, Transmission Control Valve


SPRING, Transmission Main Control Valve Body


VANE, Transmission Oil Pump



Although General Motors no longer manufactures this part, we may still have stock or the ability to special order it.

To verify availability, please contact us. We will respond promptly.

There are multiple parts that fit your vehicle, select the one that best matches your needs, or select vehicle options to filter result.
Genuine GM Parts, the Right Choice offers the lowest prices for genuine 2003 Cadillac CTS parts. Parts like Automatic Transmission Torque Converter Housing & Fluid Pump are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 2.6L, 6 Cyl 3.2L. Model Code: 4 DOOR, 4 DOOR RHD.
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This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.