Fitment notes: Full-size van application requires heavy-duty battery; engine compartment mount
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Every control module on the 1984-1989 Dodge B350 — where it lives, replacement time, and what it takes to program a replacement.
Instrument Cluster (IC)1.5 hr R&Rno coding
📍 Dashboard behind instrument panel
⚠️ Electromechanical; no electronic programming. Odometer is mechanical.
Single Board Engine Controller (SBEC)1.2 hr R&Rno coding
📍 Engine compartment, left inner fender or firewall
⚠️ Only on fuel-injected engines (uncommon on B350 vans); most used carburetors. Plug-and-play replacement. DRB-I diagnostics available but limited.
Radio (Radio)0.8 hr R&Rno coding
📍 Dashboard center stack
⚠️ Analog AM/FM radio; no electronic programming required.
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 1985 Dodge B350 360ci 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.