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What Do Car Trouble Codes Really Mean?
When your dashboard check engine light (CEL) or other warning lights illuminate, your vehicle’s engine control module (ECM) senses a problem. The ECM then generates and stores a diagnostic trouble ...
This story appears in the April 17 print edition of iTECH, a supplement to Transport Topics. Troubleshooting dysfunctional trucks from afar through the use of remote diagnostics can help carriers ...
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