Cummins and Ram claim that the switch to glow plugs is a result of changes in the engine layout and an attempt to improve ignition time.

But nevertheless, glow plugs do wear out and BorgWarner Turbo and Emissions Systems has recently released a newly designed glow plug that is better than a straight replacement.

Where do I locate glow plug relay on my Volkswagen Passat B6 2.0 TDI? - For more news, reviews and Top Tens, visit https://www.honestjohn.co.uk ...

The glow plugs should only be changed if there is a sign of a problem (difficulty starting, misfire, warning light, poor engine idle). Costs will be between £150 and £250. Labour costs will increase ...

Cummins' new 6.7-liter engine ditches the traditional grid heater and uses glow plugs instead. Why did Cummins use grid heaters before, and why has it switched?