1997 Chevy Blazer ecm battery fuse and the gage fuse blows

1997 CHEVROLET BLAZER
175,000 MILES • 6 CYL • 4WD • AUTOMATIC
Avatar
JERRY COLBURN
  • MEMBER
  • 1 POST
i change the alternator because it wasn't charging and the gage fuse was blown. then the ecm fuse and gage fuse blew after i change the alternator
Nov 25, 2008 at 5:16 AM
Advertisement
Avatar
MASTERTECHTIM
  • CAR REPAIR CONTRIBUTOR
  • 4,750 POSTS
check the wiring harness at the firewall wher it goes above transmission bell housing. there were tons of trouble there because the harness would get pinched and chafe through, also check by the transmission dip stick tube for chafing
Nov 25, 2008 at 5:44 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.