Affected Component: POWER TRAIN

Date Published
MAR 01, 2004
NHTSA TSB #
10006811
TSB Document
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 04019.

Summary
4L80E / 4L85E TRANSMISSION MAY HAVE A CONDITION IN WHICH THE TRANSMISSION OVERDRIVE GEAR SET MAY FAIL DUE TO INADEQUATE LUBRICATION AS A RESULT OF A TRANSMISSION CASTING CHANGE. CUSTOMER SATISFACTION PROGRAM BULLETIN. ALSO TO INCLUDE 2004 CHEVROLET AND GMC W3500, W4500, AND ISUZU NPR, NPR-HD. *TT