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Re: Slow 02 response 2013 Silverado 5.3 4X4
Posted to Technical Discussion Forum on 1/24/2020 3 Replies

I don't know if I can be much help on the monitors Louie. We don't have them here, however is some stuff from SI about it.

Criteria for cold start- •The ignition voltage is between 10 and 15 V. •The barometric pressure (BARO) is more than 7... Login to read more.

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