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Learn to repair broken exhaust manifold bolts on a 2020 GMC 2500HD with a 6.6-liter gasoline engine through this detailed automotive repair tutorial. Follow along as a professional mechanic demonstrates the drilling technique to extract three broken manifold bolts, explaining when to choose drilling over welding for this type of repair. Observe the step-by-step process of accessing the broken bolts, selecting appropriate drill bits, and carefully removing the damaged hardware without causing additional damage to the cylinder head. Gain insights into the tools and techniques required for this common heavy-duty truck repair, including safety considerations and best practices for working with broken fasteners in tight engine compartments.
