2005 GMC SIERRA 2500 Engine And Engine Coolingcooling System Problems
2 NHTSA complaints on file
Engine And Engine Coolingcooling System Issues in the 2005 GMC SIERRA 2500
2 engine and engine coolingcooling system complaints have been filed with NHTSA for the 2005 GMC SIERRA 2500. Of these, 0 involved a crash, 0 involved a fire, and 0 resulted in injury.
2
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths
All Engine And Engine Coolingcooling System Complaints
2005 GMC 2500HD PICKUP TRUCK, HVAC BLOWER SPEED CONTROLLER/RELAY CONNECTOR GOT HOT, BURNED OUT CONNECTOR AND WIRE, LOTS OF SMOKE. IT HAPPENED WHEN TURN FAN TO HIGH. THE FAILURE WAS DUE TO CONTACT RESISTANCE AT THE CONNECTOR. THE WIRE HARNESS END IS TINTED COPPER, THE RELAY/CONTROLLER CONNECTOR IS BARE METAL. DUE TO GALVANIZATION OF DIFFERENT METAL IN THE CONNECTION SYSTEM, THE CONNECTOR IS UNDERSIZE FOR THE BLACK WIRE, WHICH IS THE RETURN CURRENT BECAUSE THE BLOWER ASSEMBLY IS PLASTIC. THE RESISTANCE BETWEEN THE CONTACT POINT OF THE CONNECTOR ACT AS HEATER AND GOT HOT, BURN OUT CONNECTION AND CONNECTOR HOUSING. THE SPEED CONTROL UNIT, WHICH COMPOSED OF FEW POWER RESISTOR IS MOUNTED IN THE AIR STREAM THAT IT WILL COLLECT VAPOR WATER DUE TO CONDENSATION WHEN AC IS IN USED. THIS CAUSE CORROSION IN THE SPEED CONTROLLER/RELAY BOARD. THE WORK AROUND IS BYPASS THE CONNECTOR BY SHORTING THE BLACK WIRE...
WHEN CLIMBING A SIGNIFICANT GRADE , 6%, WHILE TOWING 12.500# 5TH WHEEL ON A DAY WITH HIGH AMBIENT TEMPERATURE , 95% ENGINE TEMPERATURE, IMMEDIATELY BEGAN TO CLIMB AND REACHED ALMOST OVERHEAT WHEN I FORTUNATELY FOUND A PLACE TO PULL OFF THE ROAD. INCIDENT TOOK PLACE ON THE GRAPEVINE IN CA. IF I HADN'T BEEN ABLE TO PULL OVER I WOULD HAVE BEEN STUCK IN TRAFFIC LANE WITH 18 WHEELERS RIGHT BEHIND ME. 2 DEALERS WERE UNABLE TO HELP.*AK
Other 2005 GMC SIERRA 2500 Problem Areas
Electrical System
31 complaints
Service Brakes
19 complaints
Service Brakes Hydraulic
15 complaints
Steering
14 complaints
Electrical System Instrument Clusterpanel
11 complaints
Engine
5 complaints
Engine And Engine Coolingexhaust System
5 complaints
Power Train
5 complaints
Wheels
5 complaints
Air Bags
3 complaints
Engine And Engine Coolingenginediesel
3 complaints
Service Brakes Hydraulicantilocktraction Controlelectronic Limited Slip
3 complaints
Structurebody
3 complaints
Unknown Or Other
3 complaints
Vehicle Speed Control
3 complaints
Engine And Engine Cooling
2 complaints
Exterior Lighting
2 complaints
Power Trainautomatic Transmission
2 complaints
Structureframe And Members
2 complaints
Tires
2 complaints
Electronic Stability Control Esc
1 complaint
Engine And Engine Coolingcooling Systemradiator Assembly
1 complaint
Equipment
1 complaint
Fuel System Diesel
1 complaint
Fuel System Gasoline
1 complaint
Fuel System Gasolinedeliveryhoses Linespiping And Fittings
1 complaint
Parking Brakedrivelinehydraulichoses Linespiping And Fittings
1 complaint
Service Brakes Hydraulicfoundation Componentsdiscrotor
1 complaint
Service Brakes Hydraulicfoundation Componentshoses Linespiping And Fittings
1 complaint
Service Brakes Hydraulicpower Assist
1 complaint
Service Brakes Hydraulicpower Assisthydraulic
1 complaint
Steeringelectric Power Assist System
1 complaint
Steeringhydraulic Power Assist System
1 complaint
Steeringhydraulic Power Assistpump
1 complaint
Structure
1 complaint
Suspension
1 complaint
Suspensionfront
1 complaint
Suspensionfrontcontrol Arm
1 complaint
Visibilitydefrosterdefoggerhvac Systemfanmotor
1 complaint