Is fuel injector cleaning necessary at specific intervals such as 15000 miles? on 2007 Buick Lucerne

Seems like a scam to service the injectors when there is no indication of trouble. I got cliped for $300 at a dealer for this service at 24500 miles.

Asked by for the 2007 Buick Lucerne
1 answer
NOT NEC AT THAT MILEAGE UNLESS YOU ARE HAVING ISSUES WITH CAR