GM Service Manual Online
For 1990-2009 cars only

Clutch Spin Down Time for Chevrolet Chevrolet C-Series Medium Duty Truck B7 2000

  1. Run the engine at a normal idle with the transmission in Neutral and the clutch engaged.
  2. Disengage the clutch.
  3. Wait 9 seconds and shift the transmission into reverse.
  4. If a grinding noise is heard, check the clutch for the problem. Refer to Preliminary Checks in Clutch.