• Engine: Engine Code. A sequence of letters and numbers. This includes the engine block type and engine family, but may also include other information.
• Capacity: Capacity/Filter capacity in litres(liters). Engine oil fill quantity (Service fill).
• Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first.

The oil filter must be replaced every time the oil is changed, unless the car's owner's manual recommends otherwise.

	Engine	Capacity	Intervals
H2 6.0 V8 (2002 – 2007)	Vortec 6000 LQ4	5.7 / 0.95	12 months
H2 6.2 V8 (2007 – 2010)	Vortec 6200 L92	5.7	12 months
H2 6.2 V8 Flex-power (2008 – 2010)	Vortec 6200	5.7	12 months