*Professional scan test* instrument cluster module will provide a more defined answer.
Good luck!
What are the best Chevrolet repair shops?
RepairPal Certified shops can diagnose and repair your 2003 Chevrolet Silverado 2500 HD. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
*Professional scan test* instrument cluster module will provide a more defined answer. Good luck!