DTC Descriptor
WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
- DTC U2099 00
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High Speed Communication Enable Circuit Malfunction
- DTC U2099 01
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High Speed Communication Enable Circuit Short to Battery
- DTC U2099 02
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High Speed Communication Enable Circuit Short to Ground
- DTC U2099 04
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High Speed Communication Enable Circuit Open
- DTC U2099 5A
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High Speed Communication Enable Circuit Not Plausible