For 2004 Astra Sedan G facelift Opel recommends to use: and genuine OEM transmission oil with a part number: 09120541. To select the right transmission oil see the table below.

How much transmission oil you need to put into 2004 Astra Sedan depends on conditions listed below.

in your garage to make future searches easy.

Condition Volume
expand_more1.2 16V with gasoline straight-4 1.2 L 74 HP at 5600 RPM, 110 N⋅m at 4000 RPM engine (2000.9–2005.1)
F13 gearbox 1.69 US qt.
Part number: 09120541
expand_more1.6 16V with gasoline straight-4 1.6 L 99 HP at 5800 RPM, 135 N⋅m at 3400 RPM engine (1998.9–2005.1)
expand_moreWith manual transmission
F17 gearbox 1.69 US qt.
Part number: 09120541
expand_more1.7 CDTI with diesel straight-4 1.7 L 79 HP at 4400 RPM, 170 N⋅m at 1800 RPM engine (2003.4–2009.12)
F17 gearbox 1.69 US qt.
Part number: 09120541
expand_more1.7 DTI 16V with diesel straight-4 1.7 L 74 HP at 4400 RPM, 165 N⋅m at 1800 RPM engine (2000.2–2005.1)
F17 gearbox 1.69 US qt.
Part number: 09120541
expand_more1.8 16V with gasoline straight-4 1.8 L 123 HP engine (2000.6–2005.1)
expand_moreWith manual transmission
F17 gearbox 1.69 US qt.
Part number: 09120541
expand_more2.0 16V with gasoline straight-4 2.0 L 134 HP at 5600 RPM, 185 N⋅m at 4000 RPM engine (1998.9–2005.1)
expand_moreWith 5-speed gearbox
F18 gearbox 1.9 US qt.
Part number: 09120541
F23 gearbox 1.85 US qt.
Part number: 09120541
expand_more2.0 DTI 16V with diesel straight-4 2.0 L 99 HP at 4300 RPM, 205 N⋅m at 1600 RPM engine (1999.8–2005.1)
F23 gearbox 1.85 US qt.
Part number: 09120541
expand_more2.2 16V with gasoline straight-4 2.2 L 145 HP at 5800 RPM, 203 N⋅m at 4000 RPM engine (2001.3–2005.1)
F23 gearbox 1.85 US qt.
Part number: 09120541
expand_more2.2 DTI with diesel straight-4 2.2 L 115 HP at 4000 RPM, 270 N⋅m at 1500 RPM engine (2002.9–2005.1)
F35 gearbox 2.01 US qt.
Part number: 09120541
expand_moreAll other modifications
expand_moreWith 5-speed gearbox
F13 gearbox 1.69 US qt.
Part number: 09120541

Manual transmission oil replacement for your 2004 Opel Astra Sedan can be done on your driveway. The whole job will take about 3060 minutes and will save you around $100.

There are two plugs on the transmission - the drain plug at the bottom, and the refill plug on the side. First step is unscrew the refill plug, and then unscrew the drain plug. Use a spanner or a retched with the correct size head. After oil came up screw the drain plug back with a new gasket. Then refill the transmission with new transmission oil.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2004 Opel Astra Sedan user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Opel warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Opel Astra Sedan service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2004 Opel Astra Sedan you're not only saving money, but also also improving your technical skills and learning something new.

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