Coolant Leak Problems Analysis Cases

Detailed analysis of coolant leaks, cooling system diagnostics, and repair solutions.

1983 Pontiac 6000 TBI Fuel Leak Diagnosis
1983 Pontiac 6000
The owner reports that their 1983 Pontiac 6000 with a 2.5L TBI engine experiences a severe fuel leak when attempting to start the vehicle. Gasoline gu...
Pontiac TBI fuel leak
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2000 Dodge Dakota A/C Intermittent Cooling Issue
2000 Dodge Dakota
The owner reports that the A/C in their 2000 Dodge Dakota blows cold air initially but then the cooling fades away after about 5-10 minutes of driving...
Dodge Dakota A/C
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Cooling Fan Sensor Failure Diagnosis for Saturn
unknown Saturn unknown
The owner reports that the Saturn runs hot after sitting still for about 5 minutes. The cooling fan only activates when the A/C is turned on, failing ...
cooling_system temperature_sensor fan_operation
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1995 Mazda MPV Only Blowing Warm Air
1995 Mazda MPV
The owner reports that the 1995 Mazda MPV is only blowing warm air from the heater and begins to overheat after about 30 minutes of operation. The veh...
Mazda MPV heating
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1983 Mercedes Benz 300td Inconsistent Cooling Issue
1983 Mercedes Benz 300td
The owner reports that the air conditioning (AC) system in their 1983 Mercedes Benz 300td is inconsistent. The AC blows cold air when the auxiliary fa...
Mercedes Benz 300td air conditioning
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1999 Dodge Truck Cooling System Issues
1999 Dodge Ram Truck
The owner reports issues with the air conditioning system in their 1999 Dodge Ram Truck. They describe experiencing uneven temperature control, with t...
Dodge HVAC air conditioning
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Overheating Issue Diagnosis for 1998 Pontiac Sunfire
1998 Pontiac Sunfire
Two days ago, while driving my 1998 Pontiac Sunfire, my girlfriend noticed the temperature gauge rising past the 3/4 mark, indicating the engine was o...
Pontiac Sunfire Overheating
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1998 Buick Regal Bumpy Start and Antifreeze Leak
1998 Buick Regal
The owner reports a bumpy start-up issue with their 1998 Buick Regal and an antifreeze leak. They have to refill the coolant periodically, though ther...
Buick Regal cooling_system
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2000 Mitsubishi Montero Overheating Diagnosis
2000 Mitsubishi Montero
The owner reports that their 2000 Mitsubishi Montero is overheating despite having replaced the thermostat and fan clutch. They attempted to bleed the...
Mitsubishi Montero overheating
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Cooling Fan Wiring Issue Diagnosis
2004 Pontiac Grand Am
The owner of a 2004 Pontiac Grand Am is experiencing cooling fan issues. The purple wire connected to the cooling fan appears to be improperly attache...
Pontiac Grand Am cooling fan
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1999 Kia Sportage Engine Cooling Problem Diagnosis
1999 Kia Sportage
The owner of a 1999 Kia Sportage is experiencing engine cooling issues, particularly suspecting a malfunctioning temperature sending unit and possible...
Kia Sportage cooling system
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1988 Ford Contour Overheating Diagnosis
1988 Ford Contour
The owner of the 1988 Ford Contour describes persistent overheating issues despite having the cooling fans confirmed as operational. They have already...
Ford Contour Overheating
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2000 Jeep Cherokee Overheating Diagnosis
2000 Jeep Cherokee
The owner of a 2000 Jeep Cherokee reports that despite replacing the radiator, hoses, thermostat, water pump, and electric fan, the engine temperature...
Jeep Cherokee overheating
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2002 Chevy Venture Coolant Leak Diagnosis
2002 Chevrolet Venture
The owner of a 2002 Chevy Venture reports a coolant leak, which seems to be originating from the area around the thermostat housing. The owner has not...
coolant_leak thermostat_housing gasket_failure
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2004 Chevy Blazer Antifreeze Smell Diagnosis
2004 Chevrolet Blazer
The owner of a 2004 Chevy Blazer reports smelling antifreeze through the vents. A previous diagnostic inspection found no issues, suggesting a new rad...
Chevy Blazer heater core
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2002 Honda Civic Heater Acting Up
2002 Honda Civic
The owner of a 2002 Honda Civic EX reports that the heater is slow to produce heat, even when the engine is warm. They have performed a complete coola...
Honda Civic heater issues
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2001 Audi A6 Oil Fumes and Check Engine Light Issue
2001 Audi A6
The owner of a 2001 Audi A6 with a biturbo engine reports oil fumes coming from the engine and a check engine light illuminated. Previous checks on th...
Audi A6 turbocharger
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2000 Oldsmobile Alero Misfire and Exhaust Smoke Issues
2000 Oldsmobile Alero
The owner reports thick white smoke from the exhaust that smells like gasoline, with significant loss of power when accelerating. The engine shakes, e...
Oldsmobile Alero misfire
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