Bulletin Information

Bulletin Title: #22-NA-015 - Diagnostic Tips on GDS Graphing after Road-Test, for Shake and/or Shudder During Steady and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H) at Steady Speed, and Decel at approximately 15 MPH (24 KM/H). - (Jul 21, 2022)
Bulletin Type: Information
Applies To: Automatic Transmission

#22-NA-015 - Diagnostic Tips on GDS Graphing after Road-Test, for Shake and/or Shudder During Steady and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H) at Steady Speed, and Decel at approximately 15 MPH (24 KM/H). - (Jul 21, 2022)

Subject:
Diagnostic Tips on GDS Graphing after Road-Test, for Shake and/or Shudder During Steady and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H) at Steady Speed, and Decel at approximately 15 MPH (24 KM/H).

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Document Title: #22-NA-015 - Diagnostic Tips on GDS Graphing after Road-Test, for Shake and/or Shudder During Steady and/or Light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H) at Steady Speed, and Decel at approximately 15 MPH (24 KM/H). - (Jul 21, 2022)

diagnostic

tips

test

shake

shudder

steady

throttle

speed

approximately

engine

transmission

silverado

digit

sierra

west

condition

vibration

related

vehicle

drive

input

manual

click

size

torque

pedal

present

event

relatively

valve

remains

replaced

pressure

engine related

engine speed

engine torque

transmission input

condition present

speed transmission

torque engine

shudder shake vibration

transmission input shaft

input shaft speed

engine speed transmission

speed transmission input

engine torque engine

torque engine torque

valve click size

shudder condition present

condition present drive

engine torque remains

torque remains relatively

steady shudder event