I HAVE A NON SUPERCHARGED 2006 RANGE ROVER HSE 4.4L. I HAVE REPLACED THERMOSTAT, WATER PUMP, LOWER RADIATOR THERMOSTAT, FLUSHED ENGINE AND RADIATOR, NEW EXPANSION TANK AND CAP, TEMPERATURE SENSORS, ENGINE OIL COOLER AND HOSES.
I CAN NOT UNDERSTAND WHY I'M STILL HAVING OVERHEATING PROBLEMS. IT APPEARS THAT I AM NOT GETTING ADEQUATE CIRCULATION. I CAN REMOVE THE TOP RADIATOR HOSE AND FEED WATER THROUGH THE TOP HOSE. NORMALLY THERE WOULD BE A RATHER HEALTHY FLOW OF WATER COMING OUT OF THE TOP RADIATOR HOSE HOUSING. HOWEVER IT TENDS TO FLOW SLOWLY. FLOWS VERY GOOD OFF THE VEHICLE AND PRESSURE TESTED WELL.
AT IDLE THE TEMPERATURE BEGINS TO RISE AND WILL GET AS HIGH AS 253 DEGREES. I CAN TAKE A WATER HOSE AND SPRAY THE ENTIRE THERMOSTAT COVER ASSEMBLY (LR007603) AND IT WILL IMMEDIATELY COOL DOWN TO AS LOW AS 80 DEGREES. ONCE TAKEN OFF THE TEMP RISE STARTS AGAIN. COOLING FANS FUNCTION AND START AS THEY SHOULD.
IS IT POSSIBLE THAT THE ENTIRE THERMOSTAT COVER ASSEMBLY HOUSING IS BAD AND CREATING THIS PROBLEM?:help
I HAVE DONE ALL I CAN THINK OF TO DO AS OF THIS POINT. HEADS AND HEAD GASKETS ARE GOOD, NO LEAKING THERE.
DOES ANYONE HAVE ANY IDEAS OR SUGGESTIONS? ANY INFO WOULD BE GREATLY APPRECIATED.
I CAN NOT UNDERSTAND WHY I'M STILL HAVING OVERHEATING PROBLEMS. IT APPEARS THAT I AM NOT GETTING ADEQUATE CIRCULATION. I CAN REMOVE THE TOP RADIATOR HOSE AND FEED WATER THROUGH THE TOP HOSE. NORMALLY THERE WOULD BE A RATHER HEALTHY FLOW OF WATER COMING OUT OF THE TOP RADIATOR HOSE HOUSING. HOWEVER IT TENDS TO FLOW SLOWLY. FLOWS VERY GOOD OFF THE VEHICLE AND PRESSURE TESTED WELL.
AT IDLE THE TEMPERATURE BEGINS TO RISE AND WILL GET AS HIGH AS 253 DEGREES. I CAN TAKE A WATER HOSE AND SPRAY THE ENTIRE THERMOSTAT COVER ASSEMBLY (LR007603) AND IT WILL IMMEDIATELY COOL DOWN TO AS LOW AS 80 DEGREES. ONCE TAKEN OFF THE TEMP RISE STARTS AGAIN. COOLING FANS FUNCTION AND START AS THEY SHOULD.
IS IT POSSIBLE THAT THE ENTIRE THERMOSTAT COVER ASSEMBLY HOUSING IS BAD AND CREATING THIS PROBLEM?:help
I HAVE DONE ALL I CAN THINK OF TO DO AS OF THIS POINT. HEADS AND HEAD GASKETS ARE GOOD, NO LEAKING THERE.
DOES ANYONE HAVE ANY IDEAS OR SUGGESTIONS? ANY INFO WOULD BE GREATLY APPRECIATED.