Electrical problem
2001 Chevy S-10 4 cyl Two Wheel Drive Automatic
i keep blowing fuses only happened every once in a while would just change fuse and off I go, today changed fuse and just kept blowing out. Do I need a new ecm
Tuesday, June 16th, 2009 AT 8:38 AM
1 Reply
JDL
MECHANIC
16,098 POSTS
Hello, not sure which ecm fuse your talking about? The ecm B fuse is battery voltage, hot all the time, serves ecm and fuel pump relay.
Ecm 1 fuse goes hot when you turn on the key, serves several circuits. I'd suspect one of the other circuits before the ecm.