What Causes a Rough Idle in Your Car (+ How to Stop It)
RepairSmith
NOVEMBER 28, 2024
Soon, your car will shake excessively and create odd noises when idling. Carburetor Issue A failing carburetor is a common cause of rough idle in an older vehicle manufactured before the 1990s. Once the carburetor malfunctions, it’ll cause black exhaust emissions and make your car idle roughly. Short answer: You shouldn’t.
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