Asked in Auto Repair
Why does my Audi Q7 have multiple warning lights and a rough idle?
Documented expert sources connecting warning lights with rough-idle symptoms in an Audi Q7.
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Joey’s Auto Shop
Expert companyDes Moines, IowaThe multiple warning lights and rough idle in this Audi Q7 came from a cracked brake-booster vacuum hose that introduced unmetered air into the engine.
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