PIE0735A

Subject:
Engineering Information - Information on Transmission Fluid Seen Under the Vehicle
Attention:
Proceed with this EI ONLY if the customer/technician has commented about this concern AND the PIE number is
listed in the Global Warranty Management / Investigate History link (GWM/IVH). If the customer has not commented
about this condition or the EI does not show in GWM/IVH, disregard the PIE and proceed with diagnostics found in
published service information. THIS IS NOT A RECALL. Refer to the latest version of Service Bulletin 04-00-89-053
for more details on the use of Engineering Information bulletins.
This EI have been revised to update the Attention statement and Condition. Please discard PIE0735.
Brand:
Chevrolet
Model:
Model Year:
Corvette
VIN Breakpoint:
from
to
from
to
2022
2023
—
—
Engine:
Transmission:
6.2L, 5.5L
(RPOs LT2,
LT6)
8 SPD (RPOs M1L,
M1M)
Involved Region or Country
U.S. Dealers Only
Condition
Some technicians may comment that transmission fluid can be seen under the vehicle.
Cause
GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to
gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will
be used to "root cause" the customer's concern and develop/validate a field fix.
Correction
Important: Service agents must comply with all International, Federal, State, Provincial, and/or Local laws applicable to the activities it performs
under this bulletin, including but not limited to handling, deploying, preparing, classifying, packaging, marking, labeling, and shipping
dangerous goods. In the event of a conflict between the procedures set forth in this bulletin and the laws that apply to your dealership, you must
follow those applicable laws.
If you encounter a vehicle with the above concern, perform the following steps and contact one of the engineers listed below with your findings.
Important: DO NOT disassemble any transmission components OR test the torque on any of the transmission fasteners.
1.
Properly clean and powder test transmission for oil leaks. Refer to Fluid Leak Diagnosis in SI.
2.
Take clear close-up pictures of the area leaking.
3.
Contact one of the engineers listed below.
Contact Information
The Contact Information has been redacted.
Please include the following information if leaving a message:
–
Technician name
–
Dealer name and phone number
–
Complete VIN and repair order (R.O) number
On the repair order, document the date and time the call was placed (even if the engineer was not reached).
If engineering is unable to return the call within one hour, proceed with diagnosis and repair based on information found in SI.
Warranty Information
1
If engineer was contacted or required information was provided, use:
Labor Operation
Description
Labor Time
8486238*
Engineering Information - Information On Transmission Fluid Seen Under the
Vehicle
2.0 hrs
*This is a unique Labor Operation for bulletin use only.
Version
2
Modified
Released February 07, 2023
Revised February 21, 2023 – Updated the Attention statement and Condition.
2