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My 2007 h3 hummer lost all power yesterday, i got a new

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battery friday. i have...
my 2007 h3 hummer lost all power yesterday, i got a new battery friday. i have zero lights on the dash. i have power in the battery, power is going into the cables and every fuse is showing its good. i just replaced the ignition/passlock thing on the key cylinder. still nothing.
Submitted: 7 months ago.Category: GM
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Customer reply replied 7 months ago
ok so, i should add i got the battery friday. drove around town doing errands everything was fine. wake up saturday morning and no power. battery is brand new.
Answered in 4 hours by:
1/1/2018
GM Mechanic: Chris (aka- Moose), GMC Technician replied 7 months ago
Chris (aka- Moose)
Chris (aka- Moose), GMC Technician
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Nothing at all inside the cab has power?

Do the headlights and brake lights work?

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Customer reply replied 7 months ago
hey man, happy new year!no, nothing has power.
headlights and brakelights do not work.i when into the fusebox and rechecked that allt he hook ups from the wiring harness is connected. which they are to the best of my knowledge. the fusebox is getting power
GM Mechanic: Chris (aka- Moose), GMC Technician replied 7 months ago

Give me a quick moment to look over the wiring diagrams.

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GM Mechanic: Chris (aka- Moose), GMC Technician replied 7 months ago

Under the hood at the STOP fuse #54 is it good and is there power on both sides of the fuse while installed and is that power 12.6 volts?

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Customer reply replied 7 months ago
can i get back to you on that in the morning? i dont have a garage and its freezing out haha.
GM Mechanic: Chris (aka- Moose), GMC Technician replied 7 months ago

8 here in TN.

I understand. 2:30 am and I log back on around 11 am. I can help then.

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Customer reply replied 7 months ago
im going to check the fuse right now
Customer reply replied 7 months ago
the fuse has power going through it
GM Mechanic: Chris (aka- Moose), GMC Technician replied 7 months ago

I see you closed your post, best of luck.

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