2008 Cadillac STS Transmission — Variants, Fitment & Tag Check

5 transmission variants are listed for the 2008 Cadillac STS. Compare attributes, check the tag on your unit, and find the one that fits.

More than one variant is listed. Please verify the tag on your unit before ordering. A VIN shows the part your vehicle was built with, but if it has been replaced, the tag on the unit in your vehicle may be different, and the tag on your unit is what determines fitment.

What tells the variants apart

The attributes below differ between variants. Find the matching value on your unit's tag or in your vehicle's records.

Average R&R — T282056: not listed · T282302: 10.1 · T282303: 7.7 · T282306: not listed · T282307: not listed
Output Type — T282056: not listed · T282302: 3 Bolt Flange · T282303: With O-Ring · T282306: not listed · T282307: not listed

Variant T282056

6L80 Automatic Transmission Assembly

Illustrative photo of T282056 — Illustrative images — not the exact unit listed

Interchange numbers (vendor)

TAG ID CDA

OEM cross-references

None listed.

Hollander numbers

None listed.

Variant T282302

6L50 Automatic Transmission Assembly

Illustrative photo of T282302 — Illustrative images — not the exact unit listed

Average R&R	10.1
Bell Housing Included	Yes
Cooler Included	No
Cooler Replacement Required	No
Extended Warranty	Yes
Output Type	3 Bolt Flange
Premium Labor	Yes
Radiator Included	No
Radiator Replacement Required	No
Tail Housing	Without
Torque Converter Included	Yes

Interchange numbers (vendor)

TAG ID 17804021
TAG ID 8BBA
TAG ID 8BSA

OEM cross-references

None listed.

Hollander numbers

None listed.

Variant T282303

6L50 Automatic Transmission Assembly

Illustrative photo of T282303 — Illustrative images — not the exact unit listed

Average R&R	7.7
Bell Housing Included	Yes
Case Type	OE#24242045
Cooler Included	No
Cooler Replacement Required	No
Extended Warranty	Yes
Fluid Type	PZL-LVMULTI
Lockup	Yes
Output Type	With O-Ring
Pan Bolts	17
Premium Labor	Yes
Radiator Included	No
Radiator Replacement Required	No
Tail Housing	Without
Torque Converter Included	Yes
Transmission Family	6L50
Transmission Fluid	10
Transmission Speeds	6-Speed

Interchange numbers (vendor)

TAG ID 8BAA
TAG ID 8BMA

OEM cross-references

None listed.

Hollander numbers

None listed.

Variant T282306

6L50 Automatic Transmission Assembly

Illustrative photo of T282306 — Illustrative images — not the exact unit listed

Bell Housing Included	Yes
Extended Warranty	Yes
Premium Labor	Yes
Torque Converter Included	Yes

Interchange numbers (vendor)

TAG ID 17804019
TAG ID 8BPA

OEM cross-references

None listed.

Hollander numbers

None listed.

Variant T282307

6L50 Automatic Transmission Assembly

Illustrative photo of T282307 — Illustrative images — not the exact unit listed

Bell Housing Included	Yes
Extended Warranty	Yes
Premium Labor	Yes
Torque Converter Included	Yes

Interchange numbers (vendor)

TAG ID 17803860
TAG ID 8BNA

OEM cross-references

None listed.

Hollander numbers

None listed.

Frequently asked questions

What transmission fits a 2008 Cadillac STS?

5 variants are listed: T282056, T282302, T282303, T282306, T282307. Which one fits depends on the tag on your unit.

How do I know which variant fits my 2008 Cadillac STS?

Check the tag on your unit before ordering. Please verify the tag on your unit before ordering. A VIN shows the part your vehicle was built with, but if it has been replaced, the tag on the unit in your vehicle may be different, and the tag on your unit is what determines fitment.

What tells the transmission variants apart for a 2008 Cadillac STS?

The attributes that differ between variants are: Average R&R, Output Type.

Fitment data from the ETE catalog, our own completed orders, and Hollander interchange data. Numbering systems are listed separately and never merged. When a record lists more than one variant, the tag on your unit is the final word on fitment.