Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
SERVICE AND MAINTENANCE 393
PartGM Part Number ACDelco Part Number
Spark Plugs
I2.0L L4 engine 55504354
41–103–IP
I2.7L L4 engine 12688094
41–106–IP
Wiper Blades IDriver Side –55 cm (22 in) 84613732
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IPassenger Side –45 cm (18 in) 84574892
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