2007 Chevy Cobalt heet sensor

2007 CHEVROLET COBALT
78,000 MILES • 4 CYL • FWD • AUTOMATIC
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TIMCHRISTENSEN
  • MEMBER
  • 1 POST
heet gage shows three dashes fan stays running
Oct 22, 2010 at 5:25 PM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
The fan switch is bad, or coolant temp sensor is bad.

Best approach is to scan PCM and watch coolant temp.
Oct 23, 2010 at 1:26 AM
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