Air Conditioning Problems Analysis Cases

Analysis of AC system failures, cooling problems, and HVAC performance issues.

2002 Oldsmobile Alero Heater Problem Diagnosis
2002 Oldsmobile Alero
The owner reports that the heater in their 2002 Oldsmobile Alero is not functioning properly. Initially, they suspected a heater core issue, but after...
Oldsmobile Alero heater
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Upper Ball Joint Replacement on Chevy G20 Van
1996-2002 Chevrolet G20
The owner reports that after lending their Chevy G20 van to a family member, they noticed the front passenger wheel appears bowed at the top, with a s...
Chevrolet G20 suspension
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1999 Subaru Legacy Viscous Connector Troubleshooting
1999 Subaru Legacy
The owner of a 1999 Subaru Legacy is experiencing issues related to the viscous connector after a transmission replacement. They are unsure if the con...
Subaru viscous coupling drivetrain
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2006 Pontiac Grand Prix Trunk Won't Open Diagnosis
2006 Pontiac Grand Prix
The owner of a 2006 Pontiac Grand Prix reports that the trunk won't open. This issue occurs intermittently and seems to have started after some previo...
Pontiac Grand Prix trunk release
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2001 Cadillac Deville Fog Lamp Installation Guidance
2001 Cadillac Deville
The owner of a 2001 Cadillac Deville DHS reports having pre-installed fog lamps with bulbs and wiring visible through the bumper. They confirmed a fog...
fog_lights wiring relay
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1997 Isuzu Rodeo Blower Motor and Resistor Issue
1997 Isuzu Rodeo
The owner reports that their 1997 Isuzu Rodeo is not blowing air from the HVAC system. Initially, the blower functioned poorly on lower settings, but ...
Isuzu Rodeo blower motor
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1999 Jeep Laredo Coil Pack and Engine Performance Issues
1999 Jeep Laredo
The owner of a 1999 Jeep Laredo reports a rough idle and stalling issues. They have replaced the coil packs, spark plugs, fuel filter, and oxygen sens...
Jeep Laredo coil pack
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1998 Oldsmobile HVAC Panel Control Malfunction
1998 Oldsmobile Other Models
The owner reports that the HVAC system in their 1998 Oldsmobile is not functioning properly. While the air conditioning works fine, air only comes out...
HVAC Oldsmobile Actuator
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2001 Audi A6 Auxiliary and Condenser Fans Inoperative
2001 Audi A6
The owner reports that both the auxiliary and condenser fans stopped working four days after the auxiliary fan was replaced. They have replaced the En...
Audi Cooling System Fan Operation
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Cruise Control Inoperative on 1992 Cadillac Deville
1992 Cadillac Deville
The owner of a 1992 Cadillac Deville reports that the cruise control system is not functioning despite successful tests on the switch and related comp...
Cadillac Cruise Control Electrical Systems
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2002 Volvo S60 Diesel Engine Overfueling Issue
2002 Volvo S60
The owner reports that their 2002 Volvo S60 diesel engine is producing black smoke, indicating overfueling. The vehicle has experienced this issue rec...
Volvo S60 Diesel Engine
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Loud Thud Noise from 2007 Chevy Silverado 5.3L V8
2007 Chevrolet Silverado
The owner reports that their 2007 Chevy Silverado with a 5.3L V8 engine makes a loud thud or noise while idling. The noise seems to be coming from the...
Silverado 5.3L V8 engine noise
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1997 Ford Contour Overheating Diagnosis
1997 Ford Contour
The owner of a 1997 Ford Contour reported that after driving approximately 60 miles, they noticed coolant boiling when checking under the hood. A ther...
Ford Contour Overheating
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1997 Chrysler Cirrus Engine Misfire and Tach Issues
1997 Chrysler Cirrus
The owner reports intermittent issues with the tachometer not working after a friend replaced the ignition coil. The car sometimes cuts off while driv...
Chrysler Cirrus misfire
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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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1992 Chevrolet Corsica Rough Idling and Speedometer Issues
1992 Chevrolet Corsica
The owner reports a rough idle that feels like the engine might stall when stopped at lights or stop signs. The issue has not yet led to the engine dy...
Chevrolet Corsica rough idle
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1999 VW Jetta Stalling on Acceleration
1999 Volkswagen Jetta
The owner of a 1999 Volkswagen Jetta reports stalling during acceleration, particularly noticeable between 1,000 and 2,000 RPM. This issue has progres...
Volkswagen Jetta stalling
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2005 Dodge Rumble Bee Stalling and RPM Fluctuation Issues
2005 Dodge Rumble Bee
The owner reports that their 2005 Dodge Rumble Bee experiences stalling when coming to a stop, with RPMs dropping significantly. When the vehicle is c...
Dodge Rumble Bee RPM Fluctuation
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Page 16 of 22 - Showing specific automotive problem analysis cases