diff --git a/docs/impl/reports/SIM7600-SETUP.md b/docs/impl/reports/SIM7600-SETUP.md
index 10a56d5..46c7848 100644
--- a/docs/impl/reports/SIM7600-SETUP.md
+++ b/docs/impl/reports/SIM7600-SETUP.md
@@ -10,7 +10,7 @@ date: 2026-10-07
 |------|-------|
 | LTE data via ModemManager + NetworkManager (QMI, `wwan0`) | Working: IPv4 + IPv6, ~9 Mbit/s DL observed |
 | Route priority: Ethernet (100) > WiFi (600) > LTE (1000) | Working |
-| GNSS engine + gpsd on `/dev/sim7600-gps` | Pipeline working; satellites seen, **no fix yet** (tested indoors) |
+| GNSS engine + gpsd on `/dev/sim7600-gps` | **Working**: first 3D fix 2026-10-09 in the car (indoors: satellites seen, no fix) |
 
 ## Hardware
 
@@ -145,6 +145,9 @@ brief NM connectivity-check penalty (`+20000`) after WiFi returns.
 Check: `cgps` or `gpspipe -w -n 10`. On 2026-10-07, tested indoors, gpsd saw `nSat: 10, uSat: 0`, `mode: 1` (no fix).
 Next: test with the GNSS antenna (IPEX, labeled GNSS on the HAT) with a clear view of the sky. A cold start can take a few minutes.
 
+**2026-10-09, in the car:** first fix, `mode: 3` (3D) with 4 of 9 satellites used, GPS time valid. No setup changes were needed;
+the indoor tests simply lacked sky view.
+
 ## Rebuilding qmi_wwan after a kernel update
 
 Out-of-tree modules do not survive a kernel update. Signs: ModemManager shows `primary port: ttyUSB2` and there is no `/dev/cdc-wdm0`.