GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1999
🢒
GMC P42 Commercial Chassis
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E
🢒 Second Gear Only - D4
Search
Second Gear Only - D4 for GMC Truck GMC P42 Commercial Chassis 1999
Second Gear Only
Checks
Cause
Check the VCM/PCM for current DTCs
