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Home >> GMC >> 2004 >> Sonoma >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Automatic Transmission (Troubleshooting) - 4L60-E/4L65-E) >> Troubleshooting >> Third Gear Only

Third Gear Only

WARNING: This page is about a different car, the 2004 GMC Safari and 2004 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
Third Gear Only

Checks Causes
System Voltage
  • 12 volts not supplied to transmission
  • Electrical short (pinched solenoid wire)
  • Solenoid not grounded
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