Question about pulsing while idling
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Question about pulsing while idling
I have a 91 convt with 72k on it. It runs good, however it pulses between 1.5 and 1.7 while idling. Could it be an O2 sensor? I don't have any records for the car but I know it is recommended to replace it at 60k.
Any help would be greatly appreciated.
Any help would be greatly appreciated.
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