Which specification does Automatic transmission fluid (ATF) need for the Opel Omega B V8 (2001–2001)?

Automatic transmission fluid (ATF) for the Opel Omega B V8 (2001–2001): Allison TES 389, Caterpillar TO-2.

Which specification does Axle & differential oil need for the Opel Omega B V8 (2001–2001)?

Axle & differential oil for the Opel Omega B V8 (2001–2001): 75W-140, API GL5.

Brake fluid for the Opel Omega B V8 (2001–2001): GM Europe GMW 3356, FMVSS 116 DOT 3.

Coolant & antifreeze for the Opel Omega B V8 (2001–2001): G12, G12+.

Power steering fluid for the Opel Omega B V8 (2001–2001): Allison TES 389, Caterpillar TO-2.

For the Opel Omega B V8 (2001–2001), the manufacturer specifies motor oil 5W-30 (ACEA A3, ACEA B4, ACEA C2) or 5W-40 (ACEA A3, ACEA B4, ACEA C3).

Fluid	Requirement
Motor oil	5W-30: ACEA A3, ACEA B4, ACEA C25W-40: ACEA A3, ACEA B4, ACEA C3
Automatic transmission fluid (ATF)	Allison TES 389, Caterpillar TO-2
Axle & differential oil	75W-140, API GL5
Brake fluid	GM Europe GMW 3356, FMVSS 116 DOT 3
Coolant & antifreeze	G12, G12+
Power steering fluid	Allison TES 389, Caterpillar TO-2