would i have low compression on all cylinders cold if the lifters weren't pressing up?

40

Asked by BrokeMelon Feb 14, 2016 at 03:03 PM about the Chevrolet Silverado 1500

Question type: Maintenance & Repair

1 Answer

If the valves are closing then you will have full compression. Lifters not pumping up would not have any effect on compression. When you do a compression test prop the throttle open so you get air into the engine.

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