I got my car back from the shop having had to have the modulator replaced, and now it flairs. It never did before. Can it cause problems? I think I will take it back if it is a problem.

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1984 300SD Orient Red/ Palomino
1989 560SEC
2016 Mazda 6 6 speed manual
1995 Ford F-150 reg cab 4.9 5speed manual