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Are glow plugs part of the NCT?
The glow plugs in my car need to be changed. Must I do this before NCT test?
Martin Scullion (Dublin)Nov 2019 Filed under: NCT
Expert answer
Hi Martin,
Glow plugs are not technically part of the NCT, but if the issue is causing an engine check light to illuminate then it will cause you a problem at the test.
Shane O' Donoghue - Complete Car Advisor@Shane_O_D