Crank but no start

2007 PONTIAC G5
150,000 MILES • 2.2L • 4 CYL • FWD • AUTOMATIC
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ANDREA LEIGH HAYS-ISHAM
  • MEMBER
  • 1 POST
How do I tell if my vehicle needs a timing chain?
Jul 28, 2017 at 10:59 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check compression with a gauge. if compression is low on all cylinders then it may be a timing chain, but as you have an interference engine you may have bent some valves as well. See link.
https://www.2carpros.com/articles/how-to-test-engine-compression
Jul 28, 2017 at 11:56 PM
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