What was found
ON CLIMBOUT, FUEL CHANNEL 1 FAIL STATUS MSG, THEN AUTO XFLOW INHIB, THEN XFLOW PUMP CAUTION MSG. ALL GAUGES INOP. ON DESCENT, GOT THE CONTROL & RIGHT FUEL GAUGES. REMOVED AND REPLACED FQGC IAW CRJ 900 AMM 28-41-22. OPS CHECK GOOD, OK FOR SERVICE.