Compare BMW 4 Series glow plug replacement quotes from specialist garages

Looming hundreds of feet up in Munich's skyline is BMW's headquarters, a vast and impressive building designed to look like four engine cylinders - the configuration that drove much of the brand's early success.

BMW has come a long way since 1927, when it produced its first car, the Dixi, shortly to be renamed the BMW 3/15. In 2022, it was awarded 'Best Manufacturer' at the AutoCar Britain's Best Car Awards, and the same year, it triumphed at the WhatCar? Awards, winning more accolades than any other brand. The M5 special edition, celebrating 20 years of BMW motorsport, is one of the rarest M automobiles in the world.

See how BMW's maintenance prices compare to Audi and Mercedes in this guide.

A glow plug heats air and fuel to ensure efficient fuel combustion in diesel engines. Each engine cylinder has a glow plug; even if just one is damaged, it will affect your car's ability to start, and you'll have to book a glow plug replacement.

Glow plugs can last up to 100,000 miles, although carbon build-up decreases their lifespan. This guide discusses what happens when your glow plugs fail.

Glow plug vs spark plug: what's the difference? They perform a similar function, but glow plugs appear in diesel engines, while spark plugs appear in petrol engines.

A glow plug specialist can advise you on the best glow plugs for your vehicle.If you don't have time to take your car to a garage, booking a mobile glow plug removal service is a convenient option.