P0382moderate severityPowertrain
Glow Plug/Heater Circuit B
on 1997 Dodge Ram 3500 6.7L I6 Cummins Diesel · 4WD
What this code means
Malfunction in the glow plug circuit B (second bank on V-configuration diesels).
Symptoms
- Check Engine Light
- Hard cold starting
- White smoke
- Extended cranking
Common causes
- Faulty glow plug(s) Bank 2
- Wiring issue Bank 2
- Relay/module failure
Diagnostic steps
- Test glow plug resistance Bank 2
- Check wiring
- Test relay
Repair notes
Replace faulty glow plugs Bank 2.
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