First and Fourth Gear Only - D4. GMC Truck Savana 2001

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2001 🢒 Savana 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 First and Fourth Gear Only - D4

Checks

Cause

1-2 Solenoid (313)

•

Stuck On

•	Pinched wire to ground

1-2 Shift Valve (314)

Stuck

PCM Quad Driver Module

Failed

Check the PCM for current DTCs.