Opel Astra 1.6 Workshop Manuals
If you wish to do maintenance on your Opel Astra 1.6 then it will always be a good plan to have a Workshop Manual for reference in case that you need to know easy methods to strip off a specific component such as the Brake Pads and install it again adequately.
Opel Astra 1.6 Workshop Manuals can offer you detailed diagnostic info for your vehicle so if something is broken it will help you determine what the situation is and methods to resolve it. After that you can determine if you can do this on your own or if ever the job is too big you could make a reservation for your Astra 1.6 into a decent repair garage.