GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
1999
🢒
Chevy Suburban - 2WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E
🢒 Second Gear Only - D4
Second Gear Only
Checks
Cause
Check the VCM/PCM for current DTCs