GM Service Manual Online
For 1990-2009 cars only

Approximate Fluid Capacities

Application

Specification

Metric

English

Engine Cooling System

  • 4.3L (L35)

13.1 l

13.8 qt

  • 5.7L (L31)

14.6 l

15.5 qt

  • 6.5L (L57)

23.5 l

25.0 qt

  • 6.5L (L65)

23.4 l

24.7 qt

  • 7.4L (L29)

21.2 l

22.5 qt

Engine Crankcase

  • 4.3L (L35) with filter

4.3 l

4.5 qt

  • 5.7L (L31) with filter

4.7 l

5.0 qt

  • 6.5L (L57 and L65) with filter

6.6 l

7.0 qt

  • 7.4L (L29) with filter

6.6 l

7.0 qt

Transmission

  • 4L80-E

4.7 l

5.0 qt

  • After complete overhaul

10.6 l

11.0 qt

  • New Venture Gear 4500

3.78 l

4.0 qt

Power Steering System

  • Motorhome

1.76 l

2.25 qt

  • Commercial

1.76 l

2.25 qt

Fuel Tank

  • Standard

151 l

40 gal

  • Commercial

113 l

30 gal

  • Motorhome (Standard)

151 l

40 gal

  • Motorhome (Optional)

227 l

60 gal

  • Motorhome (Optional with 178, 190, or 208 wheelbase)

303 l

80 gal