Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN PASSENGER EXTENDED, 5.0 MREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 943 (AUTOMATIC TRANSMISSION - ALLISON - UNIT REPAIR OVERHAUL)COMPONENT LOCATORDISASSEMBLED VIEWSSHIFT VALVE BODY
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 M
Shift Valve Body
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 MSECTION Shift Valve Body
WARNING: This page is about a different car, the 2001 GMC Sierra, 2001 GMC Cab & Chassis Sierra, 2001 Chevrolet Silverado, and 2001 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| 1 | Shift Valve Body Assembly |
| 2 | Retaining Clip |
| 3 | D Shift Plug |
| 4 | Shift Spring |
| 5 | D Shift Valve |
| 6 | Retaining Clip |
| 7 | E Shift Plug |
| 8 | Shift Spring |
| 9 | E Shift Valve |
| 10 | Retaining Clip |
| 11 | Shift Spring |
| 12 | C Shift Valve |
| 13 | Retaining Clip |
| 14 | Control Main Spring |
| 15 | Control Main Valve |
| 16 | Shift Valve Body |
| 17 | ON/OFF Shift Solenoid Retainer |
| 18 | Solenoid Screen |
| 19 | C ON/OFF Shift Solenoid |
| 20 | Solenoid O-Ring |
| 21 | Solenoid O-Ring |
| 22 | Manual Selector Valve |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.