The iridium tipped OEM spark plugs in a second generation 2016, 2017, 2018 and 2019 GM Chevrolet Cruze with the Ecotec LE2 1.4 liter turbocharged inline four cylinder engine should be changed every 60,000 miles according to the specification in the service and owner’s manuals. Check out my DIY tutorial for the procedure (with the compatible replacement spark plug part numbers) by clicking on the text link or thumbnail image below.
2016-2019 GM Chevrolet Cruze Ecotec LE2 Turbocharged 1.4L I4 Engine Spark Plugs Replacement Guide
