All Clean Truck Check resources

Test results

What should I do about a check-engine light or recent repair?

Tell the team before booking. Do not clear codes simply to turn off a warning light before an emissions test. A repair or battery disconnection can affect readiness even when the dashboard light is no longer on.

A technician needs to assess the actual cause and condition. A booking confirmation is not a prediction that the vehicle will pass. Ask about readiness before traveling, especially when the vehicle has just returned from a repair shop.

Official source: CARB test-results guidance.

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