Operation CHARM
: Car repair manuals for everyone.
Home
>>
GMC Truck
>>
1993
>>
G 1500 1/2 Ton Van V8-305 5.0L
>>
Repair and Diagnosis
>>
Transmission and Drivetrain
>>
Automatic Transmission/Transaxle
>>
Description and Operation
>>
4L60-E Automatic Transmission
>>
Control Signals - Inputs
>>
1-2 Shift Time Error
1-2 Shift Time Error
This value represents the difference in the 1-2 shift time compared to the desired 1-2 shift time adapt tables which modify line pressure. With the ignition "ON" and before the first 1-2 shift, this valve will be 6.25 seconds.