Compatibility answer
Can a 2027 Cadillac LYRIQ use a CCS1 DC Fast Charger?
Compatible — Adapter Required
Quick answer
Compatible — Adapter Required
Vehicle connector
NACS / J3400
Charger connector
CCS1
Compatibility summary
Works at CCS1 DC fast chargers with GM’s approved CCS1 DC adapter.
| Charging type | DC Fast Charging |
|---|---|
| Vehicle maximum | DC limit not verified / AC limit not verified |
| Documented on this configuration | Not verified |
| Adapter | GM CCS1 DC Adapter |
| Verification | Verified |
Which adapter do I need?
DC adapter
GM CCS1 DC Adapter
GM-approved CCS1 DC adapter for MY2027 native-NACS Cadillac LYRIQ vehicles.
CCS1 → NACS / J3400OEM approval: Approved by Cadillac, GM
- DC fast charging only.
- Use applicable CCS1 DC fast chargers identified by the myCadillac app.
Important limitations
- Actual charging speed varies with battery state, temperature, vehicle software, and charger output.
Sources
GM CCS1 DC adapterCadillac / GM · manufacturer
↗Cadillac electric charging guidanceCadillac · manufacturer
↗Last verified 2026-09-11 · Confirm current manufacturer and network information before use.