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Re: Slow 02 response 2013 Silverado 5.3 4X4
Posted to Technical Discussion Forum on 1/29/2020 6 Replies

IDK how to interpret your numbers because IDK what the purge and vent are doing at that time Louie. The fastest way to know is either bidirectional or the service bay test.

Fuel Tank Pressure Sensor


0 inches H2O (0 mm Hg)

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