S15/T15 4WD Jimmy V6-173 2.8L (1988)
number on the transmission identification tag. An example of the tag and its location on the transmission is shown in Figure 1. Vehicles with
transmission serial numbers equal to or higher than those given below have the new design lever
Vehicle
Serial Number Breakpoint
T Series
21564
S Series with 2.5L Engine
72267
S Series with 2.8L Engine
23911
Service Action
For vehicles exhibiting third gear vibration that were built prior to the production incorporation of
the new lever, the shift lever should be replaced with the new design lever. Reference Section 7B-3 of Service Manual X-8929 for replacement
procedure. The new design shift lever P/N is 15618925. Parts are expected to be available on May 8, 1989. Until then part orders will not be accepted by
GMSPO. Only verifiable emergency VIP orders will be accepted. SPO will make every effort to obtain parts. All parts will be placed on 400 control to
waive VIP surcharges. However, the part will be shipped premium transportation at dealer's expense. All other order types will be canceled as incorrectly
ordered while the 400 control is in place. For vehicles repaired under warranty, use the following Labor Operations and Times:
Labor Operation:
K1060
Labor Time:
.3 Hr
IMPORTANT:
After shift lever replacement, assure that the boot assembly is positioned to ride as high as possible on the shift lever to reduce
transmission noise into the cab.