AFM is Active Fuel Management which used a solenoid to deactivate the lifters on select cylinders of the engine. Yours has standard lifters so no AFM. Get our GM news straight to your inbox. We'll ...
Add articles to your saved list and come back to them any time. A fast-changing world, Holden is set to introduce fuel-saving technology on its big V8s that effectively turns them into four cylinder ...
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