1991 Mercedes-Benz 300SL Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Mercedes-Benz 300SL
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1991 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.
1991 Mercedes-Benz 300SL Questions1991 300 sl has spark ignition fuel compression is in time cranks but wont start (1 answer)
was running great parked for a week would not start. replaced distributor cap and rotor, cam and crank position sensors. ecm and ezl checked all fuses has correct fuel pressure showed code for oxygen sensor which was also replaced along with ignition switch. mechanic has gave up on vehicle