1986 Mercedes-Benz 420SEL 4.2L Poor Idle Quality
Need Mercedes help here.. Have been having major problems
trying to get the idle under control. After repairing all
vacuum leaks and later failed ignition problems I can not
get this cal to idle properly.
FIX posted 7/21/2011
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Message Closed w/FIX
Vehicle Data1986 Mercedes-Benz 420SEL
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Message Closed w/FIX
Vehicle Data
1986 Mercedes-Benz 420SEL
VIN | WDBCA35D0G |
Engine | 4.2 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection |
Symptoms | Poor Idle Quality |
Occurs | Always |