will 1998 Buick Lesabre transmission fit 2003 Buick Lesabre

Asked by Nov 02, 2016 at 06:21 PM about the 2005 Buick LeSabre Custom

Question type: Maintenance & Repair

1 Answer

1,120

They both have the 3800 V6 engine....the transmission should bolt up to the engine...the unknown is the ECM which controls the transmission shifting, will the '98 unit control the '03 unit? A little research should get you that answer.

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