It should have a 2.2L L4 engine.
its a closed for life transmition
bosch
If you have the regular cobalt you need to use 87 octane gas and if it is the ss with the supercharged engine you use high test.
Edmunds gave the 2007 Chevy Cobalt Coupe LS decent reviews. They did complain about the car because of how the engine works, but it is fairly a good car.
There are a variety of options for one to purchase accessories for a Chevy Cobalt. One of the best options is the Everything Cobalt site which offers just about any kind of accessory available for the Cobalt. Other options for accessories are Auto Anything and Auto Parts Warehouse.
My advice would be to use an AC/Delco filter in your Chevy. AC/Delco makes one of the best filters you can buy. Other than that, Purolator or Wix make excellent filters.
ac delco pf457 filter
Look in your owners manual but usually 5w-30.
The 2006 Chevy Malibu is a family car. It comes equipped with a 4-speed automatic with OD or 4-speed with OD auto-manual transmission. It is available in V-4 or V-6 engine.
Assuming you are speaking of engine / motor oil should specify on the oil filler cap, should be 5W 30
You can call ANY parts store and tell them the year and engine size, and they will fix you right up with the right battery.
i have a 2008 Chevrolet cobalt with the 2.2 cubic inch engine, and the dealer recommends sae 5-w30 castrol gtx part synthetic motor oil, i change it every 3,000 miles along with a new oil filter., and i like the motor oil a lot, it has really been good for my engine, i now have 27,000.0 miles on it, and i am very pleased.