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2001 CHEVROLET SILVERADO
V8 • 4WD • AUTOMATIC
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GOODFELLAS1957
  • MEMBER
  • 35 POSTS
can a map sencer start going bad with out drawing a code
Dec 17, 2010 at 10:46 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Yes and w/n pop the CEL for a starting point-
Dec 17, 2010 at 10:59 AM
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GOODFELLAS1957
  • MEMBER
  • 35 POSTS
what do you mean w/npop the cel
Dec 17, 2010 at 5:22 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
It'll not always tell you that there's problem on it though there is-check the vac hose also the Ref and Rtn signals
Dec 18, 2010 at 2:13 PM
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