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  1. Engine & Performance
    So ive got a 2011 chevy silverado 5.3L with now 134,000 miles. Ive had it for 1 year and 1 month. First issue back in January was a oil pressure sensor code, changed it out was fine.. few months later check engine light all the codes missfire in cylinder 6, collapsed lifter. Got both banks...
  2. Engine & Performance
    2008 Silverado 5.3 V8 with AFM with 180,000 miles Current issue is flashing check engine light with code p0300, snap-on scan tool reading missfires on cylinders 1, 2, 4, and 7 Before current issue the truck had slight lifter ticking sound and white smoke upon every start up which would go away...
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