Air Conditioning Problems Analysis Cases
Analysis of AC system failures, cooling problems, and HVAC performance issues.
2007 Ford Focus Fuel System Noise After Filter Replacement
2007 Ford Focus
The owner replaced the fuel filter on a 2007 Ford Focus, which was running fine before the service. After removing the 15 amp fuse, starting the car t...
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Heat Issue in 1988 BMW 535i - Diagnosis and Repair
1988 BMW 535i
The owner of a 1988 BMW 535i has reported that after finally getting the vehicle started, the heating system does not work and only cool air is being ...
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Chevy Venture Fuel Pump Replacement Guide
2001 Chevrolet Venture
The owner reports that their 2001 Chevy Venture has quit running and seems to not be getting fuel. The vehicle starts briefly with starting fluid but ...
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2010 Dodge Charger Rough Idle Diagnosis
2010 Dodge Charger
The owner of a 2010 Dodge Charger SXT with 48,000 miles reports a rough idle characterized by a slight vibration felt in the seat while at a stoplight...
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1999 Pontiac Grand Am Electrical Issues Diagnosis
1999 Pontiac Grand Am
The owner reports electrical issues with their 1999 Pontiac Grand Am equipped with a 2.4L Twin Cam engine. The 'Trac Off' light and 'Service Engine' l...
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Headlights Activate When Wipers Operate
2001 Lincoln Town Car
The owner reports that when using the wipers on their 2001 Lincoln Town Car, the headlights unexpectedly turn on even when the light switch is in the ...
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1996 Honda Civic EJ6 Coolant Loss Diagnostics
1996 Honda Civic
The owner reports that their 1996 Honda Civic EJ6 is losing coolant despite replacing the head gasket, water pump, thermostat, and hoses. A pressure t...
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No Heat in 1984 Oldsmobile Delta 88
1984 Oldsmobile Delta 88
The owner of a 1984 Oldsmobile Delta 88 reports that there is no heat coming from the heater, despite both hoses to the heater core feeling hot. The v...
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Intermittent Engine Whine Diagnosis
unknown Pontiac unknown
The owner reports a constant electric whine sound coming from under the hood of their Pontiac. The noise increases in intensity when turning the vehic...
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Intermittent RPM Fluctuation and Stalling in 1988 Toyota Supra
1988 Toyota Supra
The owner reports that their 1988 Toyota Supra struggles to maintain a steady RPM, fluctuating between idle and 2000 RPM. They replaced the air manifo...
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1996 Buick Park Avenue Oil and Coolant Leak Diagnosis
1996 Buick Park Avenue
The owner reports that the 1996 Buick Park Avenue has engine oil mixing with coolant, and coolant is leaking from the upper intake manifold only when ...
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2005 Honda Accord Dome Light Malfunction
2005 Honda Accord
The owner of a 2005 Honda Accord with a 4-cylinder engine reports that the left map light does not function when the car is opened, despite replacing ...
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Subaru Outback Tail and Parking Lights Stay On
2006 Subaru Outback
The owner reports that the tail and parking lights on their 2006 Subaru Outback remain illuminated even after the engine is turned off. Attempts to tu...
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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...
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1993 Isuzu Trooper Warning Lights and AC Blower Issues
1993 Isuzu Trooper
The owner of a 1993 Isuzu Trooper reports multiple warning lights illuminated on the dashboard, including battery and charging indicators. Additionall...
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2001 Dodge Intrepid Cooling System Leak Diagnosis
2001 Dodge Intrepid
The owner reports a very slow leak in the cooling system, specifically around the water outlet with an air bleeder. The leak is causing crusting and d...
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Passenger Side Heater Malfunction Diagnosis
1995 BMW 740iL
The vehicle owner reports that there is no heat coming from the passenger side of their 1995 BMW 740iL. They mentioned that all controls for temperatu...
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2000 Hyundai Accent Seat Belt Warning Chime Diagnosis
2000 Hyundai Accent
The owner reports that the seat belt warning chime is not functioning in their 2000 Hyundai Accent. They want to confirm whether their vehicle is equi...
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Page 18 of 22 - Showing specific automotive problem analysis cases