GM Service Manual Online
For 1990-2009 cars only

Approximate Fluid Capacities for Chevrolet Chevy K Pickup - 4WD (CNG) 2000

Engine Cooling System

5.7L (VIN R) With Air Conditioning and RPO KL6

19.4L (20.5 qts)

5.7L (VIN R) Without Air Conditioning and RPO KL6

17.0L (18.0 qts)