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General Motors Source-verified model

General Motors 4T80E

The 4-speed automatic transmission 4T80E was designed in 1993 together with 4.6 liter engine V8 Northstar for FWD Cadillac models. In 2004, this heavy and high-priced transmission was significantly updated and installed with the same engine on Buicks and Oldsmobiles.

Speeds 4
Type AT
Drive FWD
Max torque 450
ATF capacity (L) 14,2
ATF change (L) 6,6
ATF type Dexron VI

Other and alternative codes of this transmission

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MH1
4T80E
4T80 E
4T80-E
verified naming OEM designation source name

Common problems & symptoms

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Problems and symptoms reported for this transmission, compiled from repair sources. Not a complete list.

No symptoms recorded yet.

⬡ Support & Market Presence Index
3.6
/10
Niche / hard to source
How widely this transmission is used, documented and supported across the Go4Trans graph.
Market presence
4.1
How widely this unit is fitted across vehicle platforms and model years
Documentation depth
0.0
How thoroughly known failure modes are catalogued for this unit
Knowledge & support
5.0
Volume of manuals, TSBs and reference material indexed for this unit

Parts categories

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Marketplace products

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About this transmission

Transmission general data

The 4-speed automatic transmission 4T80E was designed in 1993 together with 4.6 liter engine V8 Northstar for FWD Cadillac models. In 2004, this heavy and high-priced transmission was significantly updated and installed with the same engine on Buicks and Oldsmobiles.

Technical issues and repair guidelines

The owner of this rare transmission usually order only a 3-component filter. The overhaul generally consists in the valve body cleaning, the torque converter repair and gaskets replacement.

Vehicle fitment explorer

Confirmed vehicle applications. Every row is drawn from our source-verified fitment database.

Make Model Year Drive Engine
Buick LUCERNE 05-11 4 SP FWD V8 4.6L
Cadillac CONCOURS/SEVILLE 95 4 SP FWD V8 4.6L
Cadillac DEVILLE/SEVILLE/CONCOURS 96-05 4 SP FWD V8 4.6L
Cadillac DTS 05-11 4 SP FWD V8 4.6L
Cadillac ELDORADO 95-02 4 SP FWD V8 4.6L
Cadillac LIVERY/HEARSE/LIMO 97-01 4 SP FWD V8 4.6L
Oldsmobile AURORA 95-03 4 SP F/4WD V8 4.0L

Sources & Contribution

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Every claim on this page is backed by a structured source record — including community contributions, each with its own reference.

Type
Title
Author
Link
video
4T80E Teardown
Gary Ferraro
video
4T80 transmision from cadillac 2003
Jose Villanueva
video
4t80e trans side case bearing and more
Tee Wild

Contribute transmission data

Go4Trans grows as a community knowledge graph. Help make the 4T80E record more complete — every submission is reviewed before publication.

✓ Reviewed by our editorial team before going live
✓ Accepted contributions are credited in the Sources list
📋 Alias or code variant
🔩 Part number & fitment
🚗 Vehicle application
🏪 Repair shop listing
📖 Technical article
⚠ Problem report