NHTSA (USA)Critical
At a glance
What can fail
The transfer cases were built with an incorrect electric shift motor. This can cause the vehicle to slip out of 4x4 high gear while coasting forward or when driving in reverse with power applied.
What the fix does
Replace the defective transfer case with the correct version.
NHTSA Campaign #93V089000 — full official notice →
Summarized — see the official notice for exact wording, dates, and contacts.