1999 GMC Yukon cold start problems

1999 GMC YUKON
148,000 MILES • V8 • 4WD • AUTOMATIC
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LONEDOG10
  • MEMBER
  • 1 POST
10 degrees or colder--engine cranks over good--will not fire--if and when engine does start and warm up--runs fine and start s fine
Jan 22, 2008 at 9:50 AM
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MERLIN2021
  • CAR REPAIR CONTRIBUTOR
  • 17,250 POSTS
Check, replace the ECT, engine coolant temp sensor...
Jan 22, 2008 at 10:15 AM
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