Ecm 1 fuse blowing

Asked by Aug 10, 2016 at 10:30 AM about the 1999 Chevrolet Blazer 2 Door LS 4WD

Question type: Car Customization

As soon  as I turn the key on my 1999 s10 blazer
the ecm 1 fuse blows what could cause this? Plugs
cap rotor wires and crankshaft sensor have all
been replace.

1 Answer

12,625

Begin by checking the OBDII connector also know as the J1962 port, make sure all wires and pins are Ok, make sure pin 16 is not grounding out.

1 of 1 people found this helpful.

Your Answer

Add photo

Related Questions

  • Ecm 1 fuse blowing 1 answer

    As soon as I turn the key on my 1999 s10 blazer the ecm 1 fuse blows what could cause this? Plugs cap rotor wires and crankshaft sensor have all been replace.

    1999 Chevrolet Blazer 2 Door LS 4WD

    -

    Car Customization

  • ECM -1 FUSE BLOWING 10 answers

    Hi, I own a 1999 chevy Tahoe with a 5.7 engine. Driving on the highway tuesday morning the truck went dead with no warning. I initialy thought it was the fuel pump but noticed the blown 20 amp ECM - 1...

    1999 Chevrolet Tahoe 4 Dr LT 4WD SUV

    -

    Maintenance & Repair

  • Keeps blowing fuse 3 answers

    My fuel pump fuse bloes while i am driving

    1995 Chevrolet Blazer 4 Door LS 4WD

    -

    Maintenance & Repair

  • Ecm-1 fuse keeps blowing 1 answer

    If I held the gas at one spot for about 4 seconds it would start running bad like it was flooding out but if i let off and have it gas again it it will run right for about 4 seconds or i could flo...

    1997 Chevrolet C/K 1500 Silverado Extended Cab SB 4WD

    -

    Maintenance & Repair

  • why does the fuse keep blowing for the heater/ac? 1 answer

    The fuse blows right after I replace it.

    1997 Chevrolet Blazer 2 Door 4WD

    -

    Maintenance & Repair

Search Chevrolet Blazer Questions

Chevrolet Blazer Experts

#1 Andrew Olsen
Andrew Olsen
Reputation 2,010
#2 yetilikesbeer
yetilikesbeer
Reputation 1,320
#3 Rowefast
Rowefast
Reputation 1,030
View All

Related Models For Sale

Used Chevrolet Tahoe
588 Great Deals out of 33,114 listings starting at $1,500
Used Chevrolet S-10
7 Great Deals out of 1,323 listings starting at $1,999
Used Chevrolet Silverado 1500
1,971 Great Deals out of 183,481 listings starting at $1,495
Used GMC Jimmy
297 listings
Used Ford Explorer
919 Great Deals out of 65,066 listings starting at $799
Used Jeep Grand Cherokee
1,097 Great Deals out of 73,573 listings starting at $1,200
Used Ford F-150
2,187 Great Deals out of 194,803 listings starting at $290
Used Chevrolet C/K 1500
871 listings starting at $1,950
Used Toyota 4Runner
240 Great Deals out of 19,390 listings starting at $1,500
Used Chevrolet Suburban
291 Great Deals out of 19,316 listings starting at $1,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.