2003 GMC Sierra

2003 GMC SIERRA
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ASOLIS
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  • 2 POSTS
Engine Performance problem
2003 GMC Sierra V8 Two Wheel Drive Automatic

my truck lost power, & reduced engine power, message came on, whats wrong?
Aug 31, 2010 at 10:00 AM
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MADMIKE1735
  • ✓Experienced Mechanic
  • 951 POSTS
what message came on??? did it say reduced engine power in the message center? need a little more info to help you out... how was it running before this happened? is there a check engine light on? keep us posted.
Aug 31, 2010 at 10:01 AM
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