KeysPark Brake Hardware Inspection
Warning: Refer to Brake Dust Warning.
Visually inspect the park brake lever (1) and the lever pivot pin (2) for
the following conditions:
The lever being bent or broken at any point – particularly at the cable
attachment
A seized or binding condition ...
Input, Reaction, and Output Carrier Disassemble
Input, Reaction, and Output Carrier Disassemble
Callout
Component Name
1
Output Carrier Assembly
Note:
The 6T30 and 6T40 have 4 pinions.
The 6T45 and 6T50 have 5 pinions.
...
Transmission Fluid Cooler Flushing and Flow Test
GM studies indicate that plugged or restricted transmission oil coolers and pipes
cause insufficient transmission lubrication and elevated operating temperatures
which can lead to premature transmission failure. Many repeat repair cases could
have been prevented by following published procedur ...