1.2K views | Is your GM 2.7 turbo engine burning oil or losing power? Common issues like worn piston rings, turbo failures, and spark plug misfires can hurt performance—but you don’t need a mechanic to fix them! Haynes Manuals give you the step-by-step guidance to diagnose and repair these problems with confidence.  Get your manual: haynes.com #HaynesManuals #HaynesShowsYouHow #GM27Turbo #CarRepair | Haynes Manuals | Facebook
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