HomeBlog – Under The Hood

GMC Truck Engines

GMC’s general-purpose and heavy-duty trucks set the standard for American durability and versatility, serving both industrial fleets and small businesses for generations.  Common Problems  Rust and corrosion from years of worksite use  Oil leaks due to worn seals and gaskets  Cooling inefficiency under heavy loads  Transmission strain on older automatic systems  Electrical aging impacting performance sensors  … Read more

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GMC B6000, B7, Brigadier Engines

The GMC B-Series and Brigadier trucks marked an era of American heavy-duty excellence, designed to move freight, tow equipment, and handle the toughest commercial jobs. Known for their rugged diesel engines and classic cab design, they remain icons of strength.  Common Problems  Head-gasket failure under sustained heavy loads  Fuel-injector wear affecting performance  Oil-system leaks at high mileage  … Read more

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GMC LI3500, I1000–I3500 Engines

The GMC LI and I-Series trucks were known for their industrial toughness, delivering dependable power in commercial applications from the mid-century through modern iterations.  Common Problems  Cracked cylinder heads under sustained load  Overheating due to coolant system wear  Fuel inefficiency from carburetor or injector issues  Engine knock from worn bearings  Loss of compression due to … Read more

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Dodge Caravan Engine 

Dodge Caravan / Grand Caravan Engine Overview  A pioneer of the minivan era, the Dodge Caravan balanced compact dimensions with family-friendly usability and efficient V6 power in later generations.      Dodge Caravan Engine Common Problems  Intake manifold gasket leaks  Overheating from clogged radiators  Lifter tick and valvetrain wear  Oil pan gasket seepage  Sensor failures causing … Read more

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Dodge Magnum Engine 

Dodge Magnum Engine Overview  The Dodge Magnum delivered station-wagon versatility with HEMI power under the hood, blending family utility and muscle-car performance.      Dodge Magnum Engine Common Problems  Oil leaks from cooler and seals  Lifter tick on HEMI models  Timing chain and guide wear  Cooling fan motor failure  Sensor and throttle body issues  Why Remanufactured?  … Read more

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Dodge Journey Engine 

Dodge Journey Engine Overview  The Dodge Journey was designed for modern families, combining crossover utility with available V6 power for daily comfort and weekend getaways.  Dodge Journey Engine Common Problems  Timing chain wear  Cooling system leaks  Valve cover gasket seepage  Ignition coil misfires  Sensor and throttle body issues  Why Remanufactured?  A remanufactured Journey engine restores performance … Read more

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Dodge Intrepid Engine 

Dodge Intrepid Engine Overview  Built on Dodge’s LH platform, the Intrepid featured sleek styling and advanced V6 engines. Known for roomy interiors and highway comfort, it defined Dodge’s 1990s sedan lineup.      Dodge Intrepid Engine Common Problems  Timing chain or tensioner wear  Oil sludge buildup on early 2.7L engines  Head gasket failures  Cooling system leaks  Camshaft sensor faults  Why … Read more

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Real Results, Real Reliability.

Every driver wants the same thing from their engine — reliability. And at Gearhead Engines, reliability is exactly what we deliver. For nearly 90 years, we’ve helped customers across the U.S. get back on the road with remanufactured engines that perform as good as new.   We’re proud that more than 80% of our customers … Read more

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Dodge Dynasty Engine 

Dodge Dynasty Engine Overview  The Dodge Dynasty represented practical comfort in the early 1990s, offering smooth V6 power and automatic transmissions ideal for daily driving.      Dodge Dynasty Engine Common Problems  Intake gasket leaks  Oil pan seepage  Sensor and EGR valve faults  Cooling system clogs  Timing chain noise  Why a Remanufactured Dodge Dynasty Engine?  A … Read more

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Dodge Durango Engine 

Dodge Durango Engine Overview  The Dodge Durango blends SUV comfort with truck-level power. Available with V6 and HEMI V8 engines, it’s known for strong towing capacity, rugged design, and a refined ride for family travel.      Dodge Durango Engine Common Problems  Lifter tick and valvetrain wear  Oil cooler and gasket leaks  Cooling fan or water … Read more