Approximate Fluid Capacities

2006 Chevrolet Suburban K1500, 5.3 ZSECTION Approximate Fluid Capacities
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

See Fluid and Lubricant RecommendationsΒ  for more information. All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling.

Approximate Fluid Capacities

Application Specifications
Metric English
Axle Capacities
  • Front Axle 1000 Series (8.25")
1.43 L 1.51 qt
  • Front Axle 2000 Series (9.25")
1.73 L 1.83 qt
  • Rear Axle 1000 Series without RPO AXN (8.6")
2.03 L 2.15 qt
  • Rear Axle 1000 Series with RPO AXN (9.5" LD)
2.6 L 2.75 qt
  • Rear Axle 2000 Series (9.5" HD)
2.6 L 2.75 qt
Cooling System
  • 4.3L V6 Automatic with Front A/C**
15.6 liters 16.5 quarts
  • 4.8L V8 Automatic with Front A/C**
15.9 liters 16.8 quarts
  • 5.3L V8 Automatic with Front A/C**
15.9 liters 16.8 quarts
  • 6.0L V8 Automatic*
15.6 liters 16.5 quarts
  • 6.0L V8 Automatic**
15.9 liters 16.8 quarts
Engine Oil with Filter
  • 4.3L V6
4.3 liters 4.5 quarts
  • 4.8L V8, 5.3L V8, and 6.0L V8
5.7 liters 6.0 quarts
Fuel Tank
  • Short Bed and 2500 LD
98.0 liters 26.0 gallons
  • Long Bed and Chassis Cab - Pickup Box Delete
128.7 liters 34.0 gallons
  • Chassis Cab 3500 and 3500HD - Front
102.0 liters 27.0 gallons
  • Chassis Cab 3500 and 3500HD - Rear
87.0 liters 23.0 gallons
Automatic Transmission Fluid
  • 4L60-E
4.7 liters 5.0 quarts
  • 4L70-E
4.7 liters 5.0 quarts
  • 6L80-E
5.7 liters 6.0 quarts
  • 6L90-E
7.0 liters 7.4 quarts
Transfer Case Fluid 1.5 liters 1.6 quarts
* Engine fan driven cooling system
** Electric cooling fan system
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.