1998 Chevrolet Express You Determine ECM Bad

1998 CHEVROLET EXPRESS
158,000 MILES
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ANONYMOUS
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how can you determine if ecm is bad?
Mar 15, 2013 at 3:15 PM
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HMAC300
  • CAR REPAIR CONTRIBUTOR
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it can throw a code or vehicle won't start or run right, normally you need a scanner for this and something else wrong
Mar 15, 2013 at 4:40 PM
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HMAC300
  • CAR REPAIR CONTRIBUTOR
  • 48,601 POSTS
a/c problems normally are low freon due to leaks, parts wear out etc.
Mar 15, 2013 at 4:40 PM
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