1990 Mercedes-Benz 300SL Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Mercedes-Benz 300SL
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1990 Mercedes-Benz 300SL ProblemsLeaks at Compressor, Hose Manifold, or Evaporator Core May Cause Poor AC Performance
A refrigerant leak may develop from one or more of the following AC components: AC compressor, hose manifold for the compressor, or the evaporator core. The loss of refrigerant can cause poor AC performance. Our technicians tell us that proper leak diagnoses should be performed in order to determine the cause of any refrigerant loss.
A vibration felt through the center floor of the vehicle can be caused by cracked and/or shredded driveshaft flex discs, resulting in excessive driveshaft movement. If not repaired, damage to the driveshaft center support bearing, transmission, or differential can occur.
The lower control arm bushings can wear and crack, leading to irregular and premature tire wear. Worn Ball joints can also cause similar tire wear problems. I some cases it may be necessary to replace the lower control arm, including bushings & ball joint to correct this concern.
1990 Mercedes-Benz 300SL QuestionsI have problems with the instrument cluster. (1 answer)
The meters are going up and down sometimes. Eventually it may brake down completely some workshop guy told me.
Any tips for what to do? Is he right? What will be the price for a new or used one?
The hard top is on when I make the turn.
Red light is on.