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  1. R

    Electrical issue - things work for 4 seconds after I release brake pedal

    I went through the brake lights, and pulled the module that breaks out the taillight wire harnesses and mounts onto the body. It is bolted to the body underneath the Rear A/C unit on the passengers side. I pulled all plugs, cleaned and lubricated contacts with CRC contact cleaner. In...
  2. R

    Electrical issue - things work for 4 seconds after I release brake pedal

    SOOO many places to check grounds, right? I guess start with the taillights? Unless you all can point out another common suspect to check first. Isn't there a harness under the driver seat that is suspect?
  3. R

    Electrical issue - things work for 4 seconds after I release brake pedal

    Thanks for the response. I know the gauges were not working before I pulled it. I have since replaced the gauge cluster after getting it rebuilt. Symptoms are unchanged as original posting
  4. R

    Electrical issue - things work for 4 seconds after I release brake pedal

    I was hoping someone with experience might be able to make some suggestions. I went ahead and did some exploring- I found that when I remove the connector from the brake pedal switch, everything comes on as it should! I immediately ordered an OEM switch from the dealer and installed it. The...
  5. R

    Electrical issue - things work for 4 seconds after I release brake pedal

    I have a 2003 Tahoe with approx 140k on the clock. I just isolated a large parasitic battery drain to the instrument cluster(fairly common). While the cluster is out of the vehicle being repaired, I still have another electrical issue. Here is a list of items that DO NOT WORK unless I press...

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