Parts Information

A new lock-seal fluid level indicator (dipstick), installation instructions and instructions for checking the transmission fluid level will be mailed to owners of record by GMC Truck on a no charge basis.


If additional transmission fluid level indicators are required, they should be obtained from General Motors Service Parts Operation (GMSPO). To ensure that these parts are obtained as soon as possible, they should be ordered from GMSPO on a C.I.O. order with no special instruction code but order under advise code (2).

Part
Description Qty.
Number
15687192 Indicator, Trans Fluid Level, MD8 1
15659781 Indicator, Trans Fluid Level, M40 1