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Wtf 01 2500 suburban brakes

Stuck

In Hell
Joined
May 20, 2020
Member Number
424
Messages
1,804
Jumped in the burb this morning to take the kiddo to the Drs and as Im backing out I notice I have no brakes and the pedal is going all the way to the floor. Now that Im back at the house I was looking for a leak and couldnt find anything. I checked the fluid level and it was expectedly low but there was still some fluid. I topped off the reservoir and had my wife pump the brakes while I layed under the truck looking for leaks. Nothing.

The brakes wont pump up either. I dont k ow if this is an issue with the hydroboost or ABS or what. Short of changing pads shoes rotors drums lines or a master cylinder Ive never had issues with these systems before so I dont know where to start. Google isnt really helping.

Help please. I got a family trip coming up and I need to fix the beast.
 
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