Mack CM Light Bulb Size Chart

Mack CM light bulb size options include 1157, 1891, H6024, 912, and H4651. A replacement chart covers 1988-1991 for 14 lighting locations. Each location entry includes specific model years and bulb size data for the vehicle to ensure correct identification of the required components.

Select a light bulb location for Mack CM to view detailed replacement information.