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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1150 (Automatic Transmission - 6L50/6L80/6L90 - DTC P0976 To DTC P2764) >> DTC P2723 or P2724 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Control Solenoid Valve and Transmission Control Module Assembly Inspection .

PC Sol 5 Operation

Operating Conditions Normal Operation Stuck OFF Stuck ON
Steady State Gears 1, 2, 3, 4 1, 2, 3, 4 Neutral 1, 2, 3, 4
Steady State Gears 5, 6 5, 6 5, 6 1, 2, 3, 4
Garage Shift Park/Neutral/Reverse to Drive Neutral Drive Gear
Downshift from gears 5, 6 to 1, 2, 3, 4 1, 2, 3, 4 Neutral 1, 2, 3, 4
Upshift from gears 1, 2, 3, 4 to 5, 6 5, 6 5, 6 1, 2, 3, 4