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13/03/2023 3:37 am
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Hello sit hope you are fine i have whistle noise for one minute at cold start up so which piece need change seondary air pump or valve thanks sir
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13/03/2023 6:36 am
Well try to get a electronics stethoscope and listen for the sound. If someone else started you listen and realize. Of course the valves a lot cheaper if you want to guess