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Home >> Chevrolet >> 2011 >> Suburban C2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1752 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> No First, Second, or Reverse Gear

No First, Second, or Reverse Gear

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
No First, Second, or Reverse Gear

Checks Causes
Hybrid Low 1-2 Clutch Assembly
  • Inspect for a damaged 1-2 assembly.
  • Inspect for worn or damaged carrier outer sun gear shaft front and rear bushing.
Hybrid Low 1-2 Retaining Ring Inspect for damage.
Sun Gear Carrier Assembly 3rd Position Inspect for worn or damaged gears and bearing assembly.
Thrust Bearing Assembly 3rd Position Inspect the bearing for wear or damage.