1991 Mercedes Benz 300e Bad E G R Valve Cause Overheating

1991 MERCEDES BENZ 300E
110,000 MILES
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can a bad e g r valve cause overheating
Oct 26, 2012 at 6:45 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Yes, it could if the EGR valve is not opening it will increase the combustion chamber temperature and also the oxides of nitrogen-

Have you check the coolant level and thermostat-start here
Oct 26, 2012 at 6:53 PM
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