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1991 Mercedes-Benz 350SDL 3.4L Speedo Needle
Posted to European Electrical on 3/31/2025 4 Replies

like new car that had vacuum pump fail and took out the motor..new engine from Metric..cust says that ever since engine done speedo needle is very erratic and bounces around..they are correct..as you accelerate the needle will start jumping around with mor...

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car Vehicle Data

1991 Mercedes-Benz 350SDL

VIN WDBCB35E5M
Engine3.4 L / 6 cyl / DIESEL
Trans4-speed Automatic
DeliveryFuel Injection
AffectedSpeedo Needle
ConditionsErratic Needle Movement
Open Help Request

car Vehicle Data

1991 Mercedes-Benz 350SDL

VIN WDBCB35E5M
Engine3.4 L / 6 cyl / DIESEL
Trans4-speed Automatic
DeliveryFuel Injection
AffectedSpeedo Needle
ConditionsErratic Needle Movement