System Specifications
AUTOMATIC TRANSMISSION FLUID CAPACITY4L60-E 4 Spd. HMD Auto (M30) 4.7 liters (5.0 quarts)
4L60-E 4 Spd. HMD Auto (M30) After Complete Overhaul 10.6 liters (11.2 quarts)
4L60-E 4 Spd. HM Auto (M32) 4.7 liters (5.0 quarts)
4L60-E 4 Spd. HM Auto (M32) After Complete Overhaul 10.6 liters (11.2 quarts)
4L80-E Auto (MT1) 7.3 liters (7.7 quarts)
4L80-E Auto (MT1) After Complete Overhaul 12.8 liters (13.5 quarts)
5 Spd. Auto Allison (M74) 7.0 liters (7.4 quarts)
5 Spd. Auto Allison (M74) After Complete Overhaul 12.0 liters (12.7 quarts)
NOTE: ALL capacity specifications are approximate. When replacing or adding fluids, fill to the recommended level and recheck fluid level.