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Prev Professional Automotive Repair Technical Discussions for September 30, 2025
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2008 Chevrolet Silverado 2500 HD WT 6.6L 1-2 shift VIN: 1GCHK23618
This Allison 1000 will miss the 1-2 shit once in the morning after sitting overnight. Sometimes it'll set p0844,p0877 and if cleared it'll run all day perfectly until it sets overnight. I've changed the internal harness and pressure switch assembly. Module...
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