Why does my 2003 Ford F-150 shake when I accelerate?
Why does my 2003 Ford F-150 shake when I accelerate? A misfiring engine is one of the most common reasons your F150 will shake when accelerating. A vehicle's ignition system consists of spark plugs, coil packs, and maybe plug wires. If it is an older model, it'll have a distributor and coil instead of coil packs. Why is my 2003 Escape shaking? Any unusual shaking or vibrating forces coming from the engine is cause for concern. It could be something as simple as old spark plugs producing an uneven power delivery, it could be something serious like worn or broken...