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Service bulletin 537401

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id45822
Published by NHTSA1996-04-25
Manufacturer's number537401
Manufacturer's date1995-06-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

NHTSA's summary

4-WHEEL DRIVE LOW MODE CANNOT BE ENGAGED/DISENGAGES (REPLACE TRANSFER CASE BOOT). *SD

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission

Vehicles listed
GEO TRACKER1994

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
9573L30011996-04-25. Service bulletin. TORQUE CONVERTER CLUTCH (TCC) CHUGGLE/HUNTING CONDITION.*SD
GM5771091995-11-01. Service bulletin. TORQUE CONVERTER CLUTCH (TCC) CHUGLE/HUNTING CONDITION. *TW