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    2009 Suburban 2500 (GMT900) - High Output Alternator Questions

    Hi everyone. Considering upgrade to a high output alternator for my 2009 Suburban 2500 and have some gaps in understanding. Very much appreciate any insights you can provide. Background - OEM KG3 145 AMP Alternator - Dual Interstate MTZ-48 H6 AGM batteries (70Ah each) in parallel with ACR -...
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    Windshield Wipers Trigger System Failure??

    Wondering if anyone can solve this puzzle? Towing on the freeway last weekend and used wipers for the first time in my new to me 2009 Suburban 2500. Each of the four times I turned the wipers on within a few seconds the entire electrical system went dead and rebooted and the engine stuttered...
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    2009 Suburban 2500 (GMT900) - Aux Battery System Concerns

    Hi everyone. Trying to add an auxiliary battery system to my 2009 Suburban 2500 and hitting some snags. Very much appreciate any insights you can provide. The general plan is simple: - Add second battery for auxiliary items and to serve as backup to the starter battery - Isolator / Combiner -...
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    2009 Suburban 2500LT (GMT900) - Misc Upgrades

    Long time reader first time poster haha... After a great deal of research I finally found and purchased a GMT900 3/4 ton suburban. Part way into the upgrades and thought I would share to give back to the community. Bought this to replace a 2002 Tahoe Z71 tow vehicle and have to say the...

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