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Home >> Isuzu >> 2007 >> Ascender RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 274 (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 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. 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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