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Every control module on the 1975-1979 Ford F-150 — where it lives, replacement time, and what it takes to program a replacement.
Voltage Regulator (VR)0.2 hr R&Rno coding
📍 Mounted on driver-side inner fender or integrated into alternator (late 1970s)
⚠️ Electromechanical or early solid-state regulator; no programming capability. External mount through mid-1970s, internal to alternator by late 1970s depending on alternator model.
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 1976 Ford F-150 302ci V8 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.