dead battery

  1. T

    Everyone likes a mystery, Right? Jumper cables acted like the wires were crossed

    thanks all. SOLVED. Maybe. I took the starter out and noticed the electrical lead’s screw was loose. See my video - Black around nut indicating arcing. Why did I say mabe? I will install a new starter soon. I am having issues with my 2015 Yukon Denali Not cranking - battery acting dead, no...
  2. O

    What can be done?

    So, I have a 2018 Escalade ESV that is under warranty with just under 60k miles. After having multiple issues with the car battery going dead, I started it one late September day and it began to misfire. The vehicle was taken to a trusted mechanic who found the problem to be with bank 1 and...
  3. A

    Strange issue - Tahoe dies overnight but battery and alternator are good

    My girlfriends 2009 Tahoe has been having this issue for the past 3 days. When we first noticed it we had just taken it to wash and clean out and then driving home the radio kept randomly switching between the radio and the auxiliary input. The auxiliary input hasn't worked in years. And then...
  4. K

    New 16 Yukon Denali owner..Issues

    Hi all. I just recently bought a 2016 Yukon Denali. Drove great at the dealer. But owning it for almost 2 weeks now and am having major issues with battery drain. And always while car is off and sits for 12 hours or more. I’ve noticed weird things like the HVAC fan motor blowing intermittently...
  5. K

    How to beat parasitic battery drain?

    My daughter is an over-the-road semi driver, gone for at least 6 to 8 weeks at a time, SUV is sitting long time not driven. Her ride is a 2018 Terrain, but I bet Tahoes may have the same problem. I have been starting and idling it for 15-30 minutes every 3 to 4 weeks, yet a couple of times...

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