Learn the key factors contributing to optimal efficiency in gasoline engines. Discover how the ignition system plays a crucial role in generating powerful sparks and controlling ignition timing. Explore the structure, voltage generation, and spark plug functions of a transistorized ignition system in this informative video. #GasolineEngines #IgnitionSystem #EngineEfficiency #SparkPlugs #TransistorizedIgnition #IgnitionTiming #VoltageGeneration #EnginePerformance #EfficientCombustion #AutoMechani

⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 7 | My Mobile Mechanic / Auto Repair & Brake Replacement.

⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 15 | My Mobile Mechanic / Auto Repair & Brake Replacement.