Component Testing
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Cadillac Escalade EXT. 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 4 Operation
| Operating Conditions | Normal Operation | Stuck OFF | Stuck ON |
|---|---|---|---|
| Steady State Gears 2, 6 | 2, 6 | Neutral | 2, 6 |
| Steady State Gears 1, 3, 4, 5 | 1, 3, 4, 5 | 1, 3, 4, 5 | 2, 6 |
| Garage Shift | Park/Neutral to Reverse/Drive | Drive Gear | Drive Gear |
| Downshift from gears 3, 4, 5 to 2 | 2 | Neutral | 2, 6 |
| Upshift from gears 2 to 3, 4, 5 | 3, 4, 5 | 3, 4, 5 | 2, 6 |