If the battery is several years old, buying a new one before embarking on a winter road trip is cheap insurance against a breakdown.

FORBES: Stress-Reducing Holiday Road-Trip Tips

The most common benefits bundled into these accounts are commission-free foreign currency, travel insurance, preferential overdraft deals, mobile phone insurance, music downloads and breakdown assistance.

BBC: Bank rules seek to prevent account mis-selling

The new Asda Money brand will also sell breakdown cover, as well as travel, home and car insurance.

BBC: Asda to push financial products