Free wiring diagram 2007 buick century

SOURCE: automotive wiring diagrams

Here's a freebie: go to 'autozone.com enter your car info (year, make, model, engine) click on repair manual, then chassis electrical, then to the far right of screen and down, wiring diagrams. Let me know if u have an trouble locating it.

SOURCE: Heater/AC Fan does not work in our 1998 Buick Century

Fan will be under dash on passengers side , Removing glove box might be needed, Gm also uses a blower resister ro control fan speeds. First check your fuse and then check and make sure your getting 12 volts to the terminal at the blower, You could have a blown fuse, a bad switch, or a bad resister , if your getting voltage to blower motor then most likely it will be the motor. These are not to difficult to change. I hope this helps, please be aware I can only guess at what the problem is from my past experience.

SOURCE: STEREO WIRE CODES DIAGRAM FO A 1998 BUICK CENTURY

need codes to hook up radio to 1999 buick century

SOURCE: need buick century egr diagram

If your car runs bad with an EGR code then I would suggest that the EGR valve be replaced. I would like to know what code was set on your computer. It would help greatly. When the EGR malfunctions, you will have rough idle and possible stalling. If you have a code indicating EGR it may also condem the cat converter.Please show any codes that are set. Thanks Moe

SOURCE: I need a spark plug

Here is the firing order diagram for that vehicle.