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Home >> GMC >> 2005 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 222 (Automatic Transmission - 5L40-E/5L50-E - Service, Diagnosis & Trouble Shooting) >> No Second Gear

No Second Gear

WARNING: This page is about a different car, the 2005 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
No Second Gear

Check Causes
DEFINITION: A large engine RPM increase is noted in second gear, Drive range, with little or no vehicle forward speed increase. First, third, and fourth gear operation are normal. Shifts into second gear are soft or do not occur.
Second Clutch
  • Damaged piston
  • Damaged or worn clutch plates
Second Coast Clutch
  • Damaged piston
  • Damaged or worn clutch plates
Second Clutch Sprag
  • Damaged sprag
  • Worn or pitted inner race
Second Clutch Fluid Passage Sleeve Leaking