1991 Mercedes-Benz 300SE Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Mercedes-Benz 300SE

1991 Mercedes-Benz 300SE Problems

Repair Leaks From Head Gasket/Timing Cover Gasket Before Oil and Coolant Intermix

Internal and External engine oil & coolant leaks can develop from the head gasket and/or timing cover gasket; these leaks should be repaired before the engine oil and coolant intermix which can result in severe engine damage.

Blend Doors in HVAC May Stop Working Due to Bad Vacuum Actuators

One or more blend door vacuum actuators may fail resulting in the incorrect output temperature from the HVAC system. Failed actuators will require replacement to restore proper HVAC operation.

AC hoses may leak

A refrigerant leak may develop from one or more of the AC hoses. Proper leak detection procedures should be followed if refrigerant loss in encountered. Replacement of any leaking hoses will we required to restore proper AC operation.

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1991 Mercedes-Benz 300SE Questions

How to replace the radio? (1 answer)

I need to replace the radio without messing the car up.

What's going on when your power window button only work sometime is it motor /window regularater (1 answer)

What happening when your button to the power window works sometime is it the button/window regularater or what please help if you can thankyou.

Why does my car take so long to start right up after sitting for a few hours? (1 answer)

I have to turn the key in the ignition multiple times before the car turns over and start. Also my car idles very low.

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1991 Mercedes-Benz 300SE Reviews

how do i remave the water plump
i love this type of cars its solid and relaiable

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