GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
Envoy - 4WD
🢒
Transmission/Transaxle
🢒
Clutch
🢒 Master Cylinder Replacement
Removal Procedure
Tools Required
J 42371
Clutch Line Removal Tool
Remove the master cylinder rod from the clutch pedal.
Turn the master cylinder 45 degrees counterclockwise to unlock the master cylinder.
Disconnect the wiring harness from the clutch master cylinder start switch.
Remove the clips securing the clutch line to the dash panel and heat shield.
Remove the clutch master cylinder from the dash panel.
Using J 42371, remove the clutch line from the concentric slave cylinder.
Installation Procedure
Install the clips securing the clutch line to the dash panel and heat shield.
Pull back on the connector sleeve and connect the clutch line to the concentric slave cylinder.
Position the clutch master cylinder into the cowl panel hole.
Turn the master cylinder 45 degrees counter clockwise to lock the master cylinder.
Connect the master cylinder rod to the clutch pedal.