2008 Pontiac G8 Transmission — Variants, Fitment & Tag Check

2 transmission variants are listed for the 2008 Pontiac G8. 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 T281320

5L40E Automatic Transmission Assembly

Illustrative photo of T281320
Illustrative images — not the exact unit listed
Average R&R6.2
Bell Housing IncludedYes
Cooler IncludedNo
Cooler Replacement RequiredNo
Extended WarrantyNo
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts20
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/v5zwgifdi4
Radiator IncludedNo
Radiator Replacement RequiredNo
Tail HousingWith
Torque Converter IncludedYes
Transmission Family5L40E
Transmission Fluid13
Transmission Speeds5-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Variant T282008

6L80 Automatic Transmission Assembly

Illustrative photo of T282008 Illustrative photo of T282008 Illustrative photo of T282008 Illustrative photo of T282008
Illustrative images — not the exact unit listed
Average R&R6.8
Bell Housing1 Hole at 12 O'clock
Bell Housing IncludedYes
Cooler IncludedNo
Cooler Replacement RequiredNo
Extended WarrantyYes
Fluid TypePZL-LVMULTI
LockupYes
Pan Bolts18
Premium LaborYes
ProductVideoURLhttps://etereman.wistia.com/medias/nfarprq800
Radiator IncludedNo
Radiator Replacement RequiredNo
Tail HousingWith
Torque Converter IncludedYes
Transmission Family6L80
Transmission Fluid10
Transmission Speeds6-Speed

Interchange numbers (vendor)

OEM cross-references

None listed.

Hollander numbers

Frequently asked questions

What transmission fits a 2008 Pontiac G8?

2 variants are listed: T281320, T282008. Which one fits depends on the tag on your unit.

How do I know which variant fits my 2008 Pontiac G8?

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 Pontiac G8?

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

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.