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Home >> Chevrolet >> 2012 >> Tahoe PPV >> Repair and Diagnosis >> External Pages >> Different car >> Section 918 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> No First or Second Gear/No Third or Fourth Gear

No First or Second Gear/No Third or Fourth Gear

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
No 1st or 2nd/No 3rd or 4th

Checks Causes
2-3 Shift Solenoid Valve (367B)
  • Sediment is in the valves
  • The electrical connection is faulty
  • Damaged seal
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