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Control Modules — 1978 Dodge Sportsman
Every control module on the 1975-1980 Dodge Sportsman — where it lives, replacement time, and what it takes to program a replacement.
Voltage Regulator (VR)0.3 hr R&Rno coding
📍 Engine compartment firewall or alternator-mounted
⚠️ Electromechanical device, not an electronic control module. External units mounted on firewall; later models integrated into alternator. Adjustment via mechanical screw or non-serviceable.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1978 Dodge Sportsman 318ci V8 and can vary by trim.
🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years.