diff --git a/tools/gpstest/fuzzy_testing.py b/tools/gpstest/fuzzy_testing.py
index 216e7d0dde..df6691c558 100755
--- a/tools/gpstest/fuzzy_testing.py
+++ b/tools/gpstest/fuzzy_testing.py
@@ -66,7 +66,7 @@ def get_continuous_coords(lat, lon) -> Tuple[int, int]:
   return round(lat, 5), round(lon, 5)
 
 rc_p: Any = None
-def exec_remote_checker(lat, lon, duration):
+def exec_remote_checker(lat, lon, duration, ip_addr):
   global rc_p
   # TODO: good enough for testing
   remote_cmd =  "export PYTHONPATH=/data/pythonpath:/data/pythonpath/pyextra && "
@@ -74,8 +74,8 @@ def exec_remote_checker(lat, lon, duration):
   remote_cmd += f"timeout {duration} /usr/local/pyenv/shims/python tools/gpstest/remote_checker.py "
   remote_cmd += f"{lat} {lon}"
 
-  ssh_cmd = ['ssh', '-i', '/home/batman/openpilot/xx/phone/key/id_rsa',
-             'comma@192.168.60.130']
+  ssh_cmd = ["ssh", "-i", "/home/batman/openpilot/xx/phone/key/id_rsa",
+             f"comma@{ip_addr}"]
   ssh_cmd += [remote_cmd]
 
   rc_p = sp.Popen(ssh_cmd, stdout=sp.PIPE)
@@ -84,8 +84,9 @@ def exec_remote_checker(lat, lon, duration):
   print(f"Checker Result: {rc_output.strip().decode('utf-8')}")
 
 
-def run_remote_checker(spoof_proc, lat, lon, duration) -> bool:
-  checker_thread = threading.Thread(target=exec_remote_checker, args=(lat, lon, duration))
+def run_remote_checker(spoof_proc, lat, lon, duration, ip_addr) -> bool:
+  checker_thread = threading.Thread(target=exec_remote_checker,
+                                    args=(lat, lon, duration, ip_addr))
   checker_thread.start()
 
   tcnt = 0
@@ -107,8 +108,12 @@ def run_remote_checker(spoof_proc, lat, lon, duration) -> bool:
 
 
 def main():
+  if len(sys.argv) < 2:
+    print(f"usage: {sys.argv[0]} <ip_addr> [-c]")
+  ip_addr = sys.argv[1]
+
   continuous_mode = False
-  if len(sys.argv) == 2 and sys.argv[1] == '-c':
+  if len(sys.argv) == 3 and sys.argv[2] == '-c':
     print("Continuous Mode!")
     continuous_mode = True
 
@@ -123,7 +128,7 @@ def main():
     start_time = time.monotonic()
 
     # remote checker runs blocking
-    if not run_remote_checker(spoof_proc, lat, lon, duration):
+    if not run_remote_checker(spoof_proc, lat, lon, duration, ip_addr):
       # location could not be matched by ublox module
       pass
 
diff --git a/tools/gpstest/remote_checker.py b/tools/gpstest/remote_checker.py
index 84f6c0c3d9..a649a105c3 100644
--- a/tools/gpstest/remote_checker.py
+++ b/tools/gpstest/remote_checker.py
@@ -3,6 +3,7 @@ import sys
 import time
 from typing import List
 
+from common.params import Params
 import cereal.messaging as messaging
 from selfdrive.manager.process_config import managed_processes
 
@@ -12,30 +13,35 @@ procs: List[str] = []#"ubloxd", "pigeond"]
 
 
 def main():
-  if len(sys.argv) < 3:
+  if len(sys.argv) != 4:
     print("args: <latitude> <longitude>")
     return
 
-  sol_lat = float(sys.argv[1])
-  sol_lon = float(sys.argv[2])
+  quectel_mod = Params().get_bool("UbloxAvailable")
+  sol_lat = float(sys.argv[2])
+  sol_lon = float(sys.argv[3])
 
   for p in procs:
     managed_processes[p].start()
     time.sleep(0.5) # give time to startup
 
-  gps_sock = messaging.sub_sock('gpsLocationExternal', timeout=0.1)
+  socket = 'gpsLocation' if quectel_mod else 'gpsLocationExternal'
+  gps_sock = messaging.sub_sock(socket, timeout=0.1)
 
   # analyze until the location changed
   while True:
     events = messaging.drain_sock(gps_sock)
     for e in events:
-      lat = e.gpsLocationExternal.latitude
-      lon = e.gpsLocationExternal.longitude
+      loc = e.gpsLocation if quectel_mod else e.gpsLocationExternal
+      lat = loc.latitude
+      lon = loc.longitude
 
       if abs(lat - sol_lat) < DELTA and abs(lon - sol_lon) < DELTA:
         print("MATCH")
         return
 
+    time.sleep(0.1)
+
     for p in procs:
       if not managed_processes[p].proc.is_alive():
         print(f"ERROR: '{p}' died")
diff --git a/tools/gpstest/run_static_gps_signal.py b/tools/gpstest/run_static_gps_signal.py
deleted file mode 100755
index 3787038f13..0000000000
--- a/tools/gpstest/run_static_gps_signal.py
+++ /dev/null
@@ -1,83 +0,0 @@
-#!/usr/bin/env python3
-import os
-import sys
-import random
-import datetime as dt
-import subprocess as sp
-from typing import Tuple
-
-from laika.downloader import download_nav
-from laika.gps_time import GPSTime
-from laika.helpers import ConstellationId
-
-cache_dir = '/tmp/gpstest/'
-
-
-def download_rinex():
-  # TODO: check if there is a better way to get the full brdc file for LimeGPS
-  gps_time = GPSTime.from_datetime(dt.datetime.utcnow())
-  utc_time = dt.datetime.utcnow() - dt.timedelta(1)
-  gps_time = GPSTime.from_datetime(dt.datetime(utc_time.year, utc_time.month, utc_time.day))
-  return download_nav(gps_time, cache_dir, ConstellationId.GPS)
-
-
-def get_random_coords(lat, lon) -> Tuple[int, int]:
-  # jump around the world
-  # max values, lat: -90 to 90, lon: -180 to 180
-
-  lat_add = random.random()*20 + 10
-  lon_add = random.random()*20 + 20
-
-  lat = ((lat + lat_add + 90) % 180) - 90
-  lon = ((lon + lon_add + 180) % 360) - 180
-  return round(lat, 5), round(lon, 5)
-
-
-def check_availability() -> bool:
-  cmd = ["LimeSuite/builddir/LimeUtil/LimeUtil", "--find"]
-  output = sp.check_output(cmd)
-
-  if output.strip() == b"":
-    return False
-
-  print(f"Device: {output.strip().decode('utf-8')}")
-  return True
-
-
-def main():
-  if not os.path.exists('LimeGPS'):
-    print("LimeGPS not found run 'setup.sh' first")
-    return
-
-  if not os.path.exists('LimeSuite'):
-    print("LimeSuite not found run 'setup.sh' first")
-    return
-
-  if not check_availability():
-    print("No limeSDR device found!")
-    return
-
-  rinex_file = download_rinex()
-  lat, lon = get_random_coords(47.2020, 15.7403)
-
-  if len(sys.argv) == 3:
-    lat = float(sys.argv[1])
-    lon = float(sys.argv[2])
-
-  try:
-    print(f"starting LimeGPS, Location: {lat},{lon}")
-    cmd = ["LimeGPS/LimeGPS", "-e", rinex_file, "-l", f"{lat},{lon},100"]
-    sp.check_output(cmd, stderr=sp.PIPE)
-  except KeyboardInterrupt:
-    print("stopping LimeGPS")
-  except Exception as e:
-    out_stderr = e.stderr.decode('utf-8')# pylint:disable=no-member
-    if "Device is busy." in out_stderr:
-      print("GPS simulation is already running, Device is busy!")
-      return
-
-    print(f"LimeGPS crashed: {str(e)}")
-    print(f"stderr:\n{e.stderr.decode('utf-8')}")# pylint:disable=no-member
-
-if __name__ == "__main__":
-  main()
diff --git a/tools/gpstest/run_unittest.sh b/tools/gpstest/run_unittest.sh
new file mode 100755
index 0000000000..d284fa74e5
--- /dev/null
+++ b/tools/gpstest/run_unittest.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# NOTE: can only run inside limeGPS test box!
+
+# run limeGPS with random static location
+timeout 300 ./simulate_gps_signal.py &
+gps_PID=$?
+
+echo "starting limeGPS..."
+sleep 10
+
+# run unit tests (skipped when module not present)
+python -m unittest test_gps.py
+python -m unittest test_gps_qcom.py
+
+kill $gps_PID
diff --git a/tools/gpstest/simulate_gps_signal.py b/tools/gpstest/simulate_gps_signal.py
new file mode 100755
index 0000000000..f1e5ad2028
--- /dev/null
+++ b/tools/gpstest/simulate_gps_signal.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python3
+import os
+import random
+import argparse
+import datetime as dt
+import subprocess as sp
+from typing import Tuple
+
+from laika.downloader import download_nav
+from laika.gps_time import GPSTime
+from laika.helpers import ConstellationId
+
+cache_dir = '/tmp/gpstest/'
+
+
+def download_rinex():
+  # TODO: check if there is a better way to get the full brdc file for LimeGPS
+  gps_time = GPSTime.from_datetime(dt.datetime.utcnow())
+  utc_time = dt.datetime.utcnow() - dt.timedelta(1)
+  gps_time = GPSTime.from_datetime(dt.datetime(utc_time.year, utc_time.month, utc_time.day))
+  return download_nav(gps_time, cache_dir, ConstellationId.GPS)
+
+def get_coords(lat, lon, s1, s2, o1=0, o2=0) -> Tuple[int, int]:
+  lat_add = random.random()*s1 + o1
+  lon_add = random.random()*s2 + o2
+
+  lat = ((lat + lat_add + 90) % 180) - 90
+  lon = ((lon + lon_add + 180) % 360) - 180
+  return round(lat, 5), round(lon, 5)
+
+def get_continuous_coords(lat, lon) -> Tuple[int, int]:
+  # continuously move around the world
+  return get_coords(lat, lon, 0.01, 0.01)
+
+def get_random_coords(lat, lon) -> Tuple[int, int]:
+  # jump around the world
+  return get_coords(lat, lon, 20, 20, 10, 20)
+
+def check_availability() -> bool:
+  cmd = ["LimeSuite/builddir/LimeUtil/LimeUtil", "--find"]
+  output = sp.check_output(cmd)
+
+  if output.strip() == b"":
+    return False
+
+  print(f"Device: {output.strip().decode('utf-8')}")
+  return True
+
+def main(lat, lon, jump_sim, contin_sim):
+  if not os.path.exists('LimeGPS'):
+    print("LimeGPS not found run 'setup.sh' first")
+    return
+
+  if not os.path.exists('LimeSuite'):
+    print("LimeSuite not found run 'setup.sh' first")
+    return
+
+  if not check_availability():
+    print("No limeSDR device found!")
+    return
+
+  rinex_file = download_rinex()
+
+  if lat == 0 and lon == 0:
+    lat, lon = get_random_coords(47.2020, 15.7403)
+
+  timeout = None
+  if jump_sim:
+    timeout = 30
+
+  while True:
+    try:
+      print(f"starting LimeGPS, Location: {lat},{lon}")
+      cmd = ["LimeGPS/LimeGPS", "-e", rinex_file, "-l", f"{lat},{lon},100"]
+      sp.check_output(cmd, stderr=sp.PIPE, timeout=timeout)
+    except KeyboardInterrupt:
+      print("stopping LimeGPS")
+      return
+    except sp.TimeoutExpired:
+      print("LimeGPS timeout reached!")
+    except Exception as e:
+      out_stderr = e.stderr.decode('utf-8')# pylint:disable=no-member
+      if "Device is busy." in out_stderr:
+        print("GPS simulation is already running, Device is busy!")
+        return
+
+      print(f"LimeGPS crashed: {str(e)}")
+      print(f"stderr:\n{e.stderr.decode('utf-8')}")# pylint:disable=no-member
+
+    if contin_sim:
+      lat, lon = get_continuous_coords(lat, lon)
+    else:
+      lat, lon = get_random_coords(lat, lon)
+
+if __name__ == "__main__":
+  parser = argparse.ArgumentParser(description="Simulate static [or random jumping] GPS signal.")
+  parser.add_argument("lat", type=float, nargs='?', default=0)
+  parser.add_argument("lon", type=float, nargs='?', default=0)
+  parser.add_argument("--jump", action="store_true", help="signal that jumps around the world")
+  parser.add_argument("--contin", action="store_true", help="continuously/slowly moving around the world")
+  args = parser.parse_args()
+  main(args.lat, args.lon, args.jump, args.contin)
diff --git a/tools/gpstest/test_gps.py b/tools/gpstest/test_gps.py
index f5e19372f7..b5d0cdd254 100644
--- a/tools/gpstest/test_gps.py
+++ b/tools/gpstest/test_gps.py
@@ -2,8 +2,8 @@
 import time
 import unittest
 import struct
-import numpy as np
 
+from common.params import Params
 import cereal.messaging as messaging
 import selfdrive.sensord.pigeond as pd
 from system.hardware import TICI
@@ -22,7 +22,20 @@ def read_events(service, duration_sec):
   return events
 
 
-def verify_ubloxgnss_data(socket: messaging.SubSocket):
+def create_backup(pigeon):
+  # controlled GNSS stop
+  pigeon.send(b"\xB5\x62\x06\x04\x04\x00\x00\x00\x08\x00\x16\x74")
+
+  # store almanac in flash
+  pigeon.send(b"\xB5\x62\x09\x14\x04\x00\x00\x00\x00\x00\x21\xEC")
+  try:
+    if not pigeon.wait_for_ack(ack=pd.UBLOX_SOS_ACK, nack=pd.UBLOX_SOS_NACK):
+      assert False, "Could not store almanac"
+  except TimeoutError:
+    pass
+
+
+def verify_ubloxgnss_data(socket: messaging.SubSocket, max_time: int):
   start_time = 0
   end_time = 0
   events = messaging.drain_sock(socket)
@@ -42,7 +55,7 @@ def verify_ubloxgnss_data(socket: messaging.SubSocket):
   assert end_time != 0, "no ublox measurements received!"
 
   ttfm = (end_time - start_time)/1e9
-  assert ttfm < 35, f"Time to first measurement > 35s, {ttfm}"
+  assert ttfm < max_time, f"Time to first measurement > {max_time}s, {ttfm}"
 
   # check for satellite count in measurements
   sat_count = []
@@ -52,42 +65,31 @@ def verify_ubloxgnss_data(socket: messaging.SubSocket):
       sat_count.append(event.ubloxGnss.measurementReport.numMeas)
 
   num_sat = int(sum(sat_count)/len(sat_count))
-  assert num_sat > 8, f"Not enough satellites {num_sat} (TestBox setup!)"
+  assert num_sat > 5, f"Not enough satellites {num_sat} (TestBox setup!)"
 
 
-def verify_gps_location(socket: messaging.SubSocket):
-  buf_lon = [0]*10
-  buf_lat = [0]*10
-  buf_i = 0
+def verify_gps_location(socket: messaging.SubSocket, max_time: int):
   events = messaging.drain_sock(socket)
   assert len(events) != 0, "no gpsLocationExternal measurements"
 
   start_time = events[0].logMonoTime
   end_time = 0
   for event in events:
-    buf_lon[buf_i % 10] = event.gpsLocationExternal.longitude
-    buf_lat[buf_i % 10] = event.gpsLocationExternal.latitude
-    buf_i += 1
-
-    if buf_i < 9:
-      continue
+    gps_valid = event.gpsLocationExternal.flags % 2
 
-    if any([lat == 0 or lon == 0 for lat,lon in zip(buf_lat, buf_lon)]):
-      continue
-
-    if np.std(buf_lon) < 1e-5 and np.std(buf_lat) < 1e-5:
+    if gps_valid:
       end_time = event.logMonoTime
       break
 
   assert end_time != 0, "GPS location never converged!"
 
   ttfl = (end_time - start_time)/1e9
-  assert ttfl < 40, f"Time to first location > 40s, {ttfl}"
+  assert ttfl < max_time, f"Time to first location > {max_time}s, {ttfl}"
 
   hacc = events[-1].gpsLocationExternal.accuracy
   vacc = events[-1].gpsLocationExternal.verticalAccuracy
-  assert hacc < 15, f"Horizontal accuracy too high, {hacc}"
-  assert vacc < 43,  f"Vertical accuracy too high, {vacc}"
+  assert hacc < 20, f"Horizontal accuracy too high, {hacc}"
+  assert vacc < 45,  f"Vertical accuracy too high, {vacc}"
 
 
 def verify_time_to_first_fix(pigeon):
@@ -111,11 +113,16 @@ class TestGPS(unittest.TestCase):
     if not TICI:
       raise unittest.SkipTest
 
+    ublox_available = Params().get_bool("UbloxAvailable")
+    if not ublox_available:
+      raise unittest.SkipTest
+
+
   def tearDown(self):
     pd.set_power(False)
 
   @with_processes(['ubloxd'])
-  def test_ublox_reset(self):
+  def test_a_ublox_reset(self):
 
     pigeon, pm = pd.create_pigeon()
     pd.init_baudrate(pigeon)
@@ -127,14 +134,58 @@ class TestGPS(unittest.TestCase):
     gle = messaging.sub_sock("gpsLocationExternal", timeout=0.1)
 
     # receive some messages (restart after cold start takes up to 30seconds)
-    pd.run_receiving(pigeon, pm, 40)
+    pd.run_receiving(pigeon, pm, 60)
+
+    # store almanac for next test
+    create_backup(pigeon)
 
-    verify_ubloxgnss_data(ugs)
-    verify_gps_location(gle)
+    verify_ubloxgnss_data(ugs, 60)
+    verify_gps_location(gle, 60)
 
     # skip for now, this might hang for a while
     #verify_time_to_first_fix(pigeon)
 
 
+  @with_processes(['ubloxd'])
+  def test_b_ublox_almanac(self):
+    pigeon, pm = pd.create_pigeon()
+    pd.init_baudrate(pigeon)
+
+    # device cold start
+    pigeon.send(b"\xb5\x62\x06\x04\x04\x00\xff\xff\x00\x00\x0c\x5d")
+    time.sleep(1) # wait for cold start
+    pd.init_baudrate(pigeon)
+
+    # clear configuration
+    pigeon.send_with_ack(b"\xb5\x62\x06\x09\x0d\x00\x00\x00\x1f\x1f\x00\x00\x00\x00\x00\x00\x00\x00\x17\x71\x5b")
+
+    # restoring almanac backup
+    pigeon.send(b"\xB5\x62\x09\x14\x00\x00\x1D\x60")
+    status = pigeon.wait_for_backup_restore_status()
+    assert status == 2, "Could not restore almanac backup"
+
+    pd.initialize_pigeon(pigeon)
+
+    ugs = messaging.sub_sock("ubloxGnss", timeout=0.1)
+    gle = messaging.sub_sock("gpsLocationExternal", timeout=0.1)
+
+    pd.run_receiving(pigeon, pm, 15)
+    verify_ubloxgnss_data(ugs, 15)
+    verify_gps_location(gle, 20)
+
+
+  @with_processes(['ubloxd'])
+  def test_c_ublox_startup(self):
+    pigeon, pm = pd.create_pigeon()
+    pd.init_baudrate(pigeon)
+    pd.initialize_pigeon(pigeon)
+
+    ugs = messaging.sub_sock("ubloxGnss", timeout=0.1)
+    gle = messaging.sub_sock("gpsLocationExternal", timeout=0.1)
+    pd.run_receiving(pigeon, pm, 10)
+    verify_ubloxgnss_data(ugs, 10)
+    verify_gps_location(gle, 10)
+
+
 if __name__ == "__main__":
   unittest.main()
\ No newline at end of file
diff --git a/tools/gpstest/test_gps_qcom.py b/tools/gpstest/test_gps_qcom.py
new file mode 100644
index 0000000000..0909316c5e
--- /dev/null
+++ b/tools/gpstest/test_gps_qcom.py
@@ -0,0 +1,109 @@
+#!/usr/bin/env python3
+import time
+import unittest
+import subprocess as sp
+
+from common.params import Params
+from system.hardware import TICI
+import cereal.messaging as messaging
+from selfdrive.manager.process_config import managed_processes
+
+
+def exec_mmcli(cmd):
+  cmd = "mmcli -m 0 " + cmd
+  p = sp.Popen(cmd, shell=True, stdout=sp.PIPE, stderr=sp.PIPE)
+  return p.communicate()
+
+
+def wait_for_location(socket, timeout):
+  while True:
+    events = messaging.drain_sock(socket)
+    for event in events:
+      if event.gpsLocation.flags % 2:
+        return False
+
+    timeout -= 1
+    if timeout <= 0:
+      return True
+
+    time.sleep(0.1)
+    continue
+
+
+class TestGPS(unittest.TestCase):
+  @classmethod
+  def setUpClass(cls):
+    if not TICI:
+      raise unittest.SkipTest
+
+    ublox_available = Params().get_bool("UbloxAvailable")
+    if ublox_available:
+      raise unittest.SkipTest
+
+  @unittest.skip("Skip cold start test due to time")
+  def test_quectel_cold_start(self):
+    # delete assistance data to enforce cold start for GNSS
+    # testing shows that this takes up to 20min
+
+    # invalidate supl setting, cannot be reset
+    _, err = exec_mmcli("--location-set-supl-server=unittest:1")
+
+    _, err = exec_mmcli("--command='AT+QGPSDEL=0'")
+    assert len(err) == 0, f"GPSDEL failed: {err}"
+
+    managed_processes['rawgpsd'].start()
+    start_time = time.monotonic()
+    glo = messaging.sub_sock("gpsLocation", timeout=0.1)
+
+    timeout = 10*60*25 # 25 minute
+    timedout = wait_for_location(glo, timeout)
+    managed_processes['rawgpsd'].stop()
+
+    assert timedout is False, "Waiting for location timed out (25min)!"
+
+    duration = time.monotonic() - start_time
+    assert duration < 50, f"Received GPS location {duration}!"
+
+
+  def test_a_quectel_cold_start_AGPS(self):
+    _, err = exec_mmcli("--command='AT+QGPSDEL=0'")
+    assert len(err) == 0, f"GPSDEL failed: {err}"
+
+    # setup AGPS
+    exec_mmcli("--location-set-supl-server=supl.google.com:7276")
+
+    managed_processes['rawgpsd'].start()
+    start_time = time.monotonic()
+    glo = messaging.sub_sock("gpsLocation", timeout=0.1)
+
+    timeout = 10*60*3 # 3 minute
+    timedout = wait_for_location(glo, timeout)
+    managed_processes['rawgpsd'].stop()
+
+    assert timedout is False, "Waiting for location timed out (3min)!"
+
+    duration = time.monotonic() - start_time
+    assert duration < 60, f"Received GPS location {duration}!"
+
+
+  def test_b_quectel_startup(self):
+
+    # setup AGPS
+    exec_mmcli("--location-set-supl-server=supl.google.com:7276")
+
+    managed_processes['rawgpsd'].start()
+    start_time = time.monotonic()
+    glo = messaging.sub_sock("gpsLocation", timeout=0.1)
+
+    timeout = 10*60*3 # 3 minute
+    timedout = wait_for_location(glo, timeout)
+    managed_processes['rawgpsd'].stop()
+
+    assert timedout is False, "Waiting for location timed out (3min)!"
+
+    duration = time.monotonic() - start_time
+    assert duration < 60, f"Received GPS location {duration}!"
+
+
+if __name__ == "__main__":
+  unittest.main()