BLEW A HEAD GASKET

  • Tiny
  • mattmiller14
  • 1999 GMC Yukon
  • 224,000 miles

Blew a head gasket. Replaced gasket and installed 2 new heads. Now that its all put together starts but idles very slow and rough. Was wondering what could be causing this. Didn't have any ideling problems prior

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Monday, March 25th, 2013 AT 4:27 PM

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  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

Check for vacuum leaks. Valves adjusted correctly?

Roy

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Friday, April 26th, 2013 AT 6:05 PM

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