2011 Buick Lucerne Transmission — Variants, Fitment & Tag Check

2 transmission variants are listed for the 2011 Buick Lucerne. 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.

Variant T280498

4T65E Automatic Transmission Assembly

Illustrative photo of T280498 Illustrative photo of T280498 Illustrative photo of T280498 Illustrative photo of T280498
Illustrative images — not the exact unit listed

In our own completed orders for this vehicle and part, T280498 appeared in 2 of 3 orders (66.7%).

Average R&R7.6
Bell Housing IncludedYes
Connector Type17 Pins
Cooler IncludedNo
Cooler Replacement RequiredNo
CoversAluminum 6 Bolt Mount
Extended WarrantyNo
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts20
Passenger Side Axle Mount4 Bolt without Ribs
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/sp99n65idh
Radiator IncludedNo
Radiator Replacement RequiredNo
Starter4 O'clock Starter Pocket
Tail HousingWith
Torque Converter IncludedYes
Transmission Family4T65E
Transmission Fluid13
Transmission Speeds4-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Variant T280618

4T80E Automatic Transmission Assembly

Illustrative photo of T280618
Illustrative images — not the exact unit listed
Average R&R8.9
Bell Housing IncludedYes
Connector Type17 Pins
Cooler IncludedNo
Cooler Replacement RequiredNo
CoversRibbed
Extended WarrantyNo
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts16
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/v5zwgifdi4
Radiator IncludedNo
Radiator Replacement RequiredNo
Tail HousingWith
Torque Converter IncludedYes
Transmission Family4T80E
Transmission Fluid15
Transmission Speeds4-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Frequently asked questions

What transmission fits a 2011 Buick Lucerne?

2 variants are listed: T280498, T280618. Which one fits depends on the tag on your unit.

How do I know which variant fits my 2011 Buick Lucerne?

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 2011 Buick Lucerne?

The attributes that differ between variants are: Average R&R, Covers, Pan Bolts, ProductVideoURL, Transmission Family, Transmission Fluid.

Which variant shows up most in your own orders for a 2011 Buick Lucerne?

T280498 appeared in 2 of 3 completed orders (66.7%).

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.