This article explains the simple method to find out the model number of your headlight bulbs and installation steps from automobile user manual. The 2014 Chevrolet Spark Owner’s Manual is used as the example.
1. Find out your vehicle owner’s manual or download from Internet
2. On the catalog, Find “bulb replacement” item and relevant page number
3. Check out your bulb number
4. Check out detailed intallation steps
Here we go, now you understand which type of headlight bulbs you need and the way to install them. Different vehicle has different bulb model number and different installation steps, it’s better for you to check out your vehicle owner’s manual for accuracy.