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#1
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a/c problem
I may be having one of three problems.Bad monovalve,fresh air bleeding into syst. or vacuum leaks. My guestion is i cannot find monovalve or hoses that control vacuum to fresh air flap.1989 420 sel thanks.
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#2
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Look hard beside the battery under the diagnostic connector. That is where the Mono-valve is located.
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Benzmac: Donnie Drummonds ASE CERTIFIED MASTER AUTO TECHNICIAN MERCEDES SPECIALIST 11 YRS |
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