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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission Diagnosis - 4L60-E >> Performance Tests >> Road Test >> Manual Third

Manual Third

  1. With the vehicle stopped, move the gearshift lever to 3rd.
  2. Accelerate the vehicle to 40 MPH.
  3. Verify the 1-2 shift occurs, the 2-3 shift occurs and there is no noticeable slip, noise or vibration.