Motoring writer Gareth Butterfield points out the problems that can be fixed in cars just by charging or changing the 12v battery ...

Motoring writer Gareth Butterfield explains a cunning way to save money on a new car battery with Halfords price match and ...

A weak battery can wreak havoc with all sorts of sensors, and this could mean you're very likely to see an orange "check engine" light appear on your instrument cluster as the car records a fault.

Can I safely keep my battery charger connected to the charging post to maintain all established memory settings?