Component Testing
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. 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 |