Cooling System:Noisy |
CUSTOMER STATES THE BLOWER FAN FROM RIGHT FRONT MAKES A SHALLOW SOFT
SQUEAL, ONCE FAN IS OFF, THE NOISE STOPS PLEASE ADVISE * VERIFIED NOISE
FROM BLOWER MOTOR. REPLACED BLOWER MOTOR. VERIFIED REPAIR. |
THE TRUCK SCREAMS. IN UPSHIFT AND THE FAN IS SUPER LOUD ALMOST EVERY TIME ON ACCELERATION- REPEAT CONCERN. * MODULE-ENGINE CONTROLLER CORE RETURN |
HEARD A WHISTLING NOISE FROM A/С WHEN VERY HOT OUTSIDE * N/A TEST DROVE IN THE HEAT OF THE DAY AND COULD NOT VERIFY CONCERN |
Body Systems/Trim Concern (Non-Electrical) THAT THE. THE TRUCK SCREAMS IN UPSHIFT AND THE FAN IS SUPER LOUD ALMOST EVERY TIME ON ACCELERATION- REPEAT CONCERN. * see line c repaired inline above |
FAN SOUNDS LIKE ITS RUNNING ALL THE TIME. * UDC IS UNABLE TO DUPLICATE CONCERNS AT THIS TIME - THE VEHICLE IS OPERATING AS DESIGNED. TEST DROVE VEHICLE TO DUPLICATE CONCERN. UNABLE TO DUPLICATE CONCERN. AFTER DRIVING THE VEHICLE THE COOLING FAN MAY RUN FOR SOME TIME TO CONTINUE COOLING. NO FAULTS STORED FOR CONCERN. |
THERE IS A.METALLIC ROTATIONAL NOISE AT SPEED. * ABNORMAL NOISE FROM THE WATER PUMP PULLEY. REPLACED WATER PUMP PULLEY AND BOLTS. |
FANS STAY ON AND BLOW EXTRA LOUD INTERMITTENTLY. * FAN RUNNING INTERMITTENT ON HIGH SPEED TOO LONG, CONNECT PATHFINDER, CHECK PRINT CODES. DTCS P2B61 & P26CB : VARIABLE COOLANT PUMP. DRAIN COOLING SYSTEM R&R WATER PUMP, REFILL COOLING SYSTEM. DRIVE-IN DRIVE OUT. |