1999 Chevrolet Express Low engine power

1999 CHEVROLET EXPRESS
214,230 MILES • 5.7L • V8 • RWD • AUTOMATIC
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OMOBA BANKOLE
  • MEMBER
  • 1 POST
There is very low engine power on my 1999 chevrolet express 2500 when started, and when i scanned the van i got the following codes from it:
P0131, P0137, P0151, P0157.
What is the meaning of these codes and how will i resolves this problems?
Jul 7, 2014 at 5:57 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
those are O2 sensor problems with all of them have a pro diagnose this as it may be a short or a pcm problem. it's kind of odd that all 4 give you acode at same time
Jul 7, 2014 at 11:49 PM
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