R
dtr_067
Moderate
Rivian · Trucks & SUVs
Coolant Level Low - Battery Thermal System
Quick Answer
Error code DTR_067 on your Rivian Trucks & SUVs means: Coolant Level Low - Battery Thermal System. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Coolant leak in thermal management circuit
  2. Failed coolant pump seal or gasket
  3. Radiator or hose rupture
  4. Expansion tank overflow due to overpressurization
  5. Normal coolant loss over extended service intervals
How to Fix It
1
Allow vehicle to cool completely before opening thermal system
2
Locate coolant reservoir and check level against min/max markings
3
Inspect hoses, connections, and radiator for visible leaks
4
Top up with Rivian-approved EV thermal coolant if level is low
5
If level drops again within short time, identify and repair leak source
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Thermal Management Coolant (EV-specific)
Coolant Hose (if damaged)
Radiator Seal/Gasket
Related Error Codes
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