Air Conditioning Problems Analysis Cases

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

2006 Ford Focus Passive Entry System Issue
2006 Ford Focus
The owner reports an issue with the passive entry system on their 2006 Ford Focus. The system does not function as expected; while the remote unlock b...
Ford Focus Passive Entry
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2004 Chevrolet Aveo Timing Replacement Concerns
2004 Chevrolet Aveo
The owner of a 2004 Chevrolet Aveo replaced the timing kit at 58,000 miles, which is before the recommended maintenance interval of 60,000 miles. They...
timing_belt replacement_intervals maintenance
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1996 Subaru Outback Idle Problem Diagnosis
1996 Subaru Outback
After a 300-mile trip, the owner's 1996 Subaru Outback won't start the next morning. Despite replacing the fuel filters and pump and adding 'heat' to ...
Subaru Outback IAC valve
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1995 Ford Explorer HVAC Vent Control Issue
1995 Ford Explorer
The owner reports that the air conditioning system in their 1995 Ford Explorer is malfunctioning, as air is blowing out of the window and floor vents ...
HVAC vent control vacuum actuator
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1998 Pontiac Sunfire Blower Motor Diagnostic
1998 Pontiac Sunfire
The owner reports that the blower motor is not forcing air through the vents. They checked the fuse in the driver's door panel and replaced the relay ...
blower motor HVAC system relay
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2004 Pontiac Grand Am Clicking/Rattling Noise Diagnosis
2004 Pontiac Grand Am
The owner reports a rapid clicking and rattling noise coming from the front right side of their 2004 Pontiac Grand Am when driving over rough roads or...
Pontiac Grand Am suspension noise
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Air Filter Replacement for 2004 Ford Focus 2.3L
2004 Ford Focus
The owner recently purchased a 2004 Ford Focus ZTS with a 2.3L I4 PZEV engine. They noted that the owner's manual mentions an air filter sensor instea...
Ford Focus air filter
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Ram HVAC Blend Door Actuator Ticking Noise Diagnosis
2010-2020 Dodge Ram
The owner reports a persistent ticking noise when the ignition is turned on, and sometimes even when the key is not in the ignition. They suspect a fa...
HVAC actuator blend door
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Cadillac Concours Oil Pan and Valve Cover Gasket Repair
1997-2002 Cadillac Concours
The vehicle owner is inquiring about the necessity of removing the transmission to replace the oil pan gasket and valve cover gasket on their Cadillac...
gasket replacement oil leak Cadillac Concours
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Intermittent Temperature Gauge Fluctuation on Chevy P30
1990 Chevrolet P30
The owner of a 1990 Chevrolet P30 Airstream RV reports intermittent fluctuations in the temperature gauge, rising to about 2/3 but never overheating. ...
temperature gauge cooling system Chevrolet P30
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Electrical Harness Repair for 1995 Pontiac Firebird
1995 Pontiac Firebird
The owner of a 1995 Pontiac Firebird with a 3.4L engine reported that the vehicle was parked due to a flat tire, and mice chewed through the wires in ...
Pontiac Firebird wiring harness
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Rear Heater Hose Removal for 1999 Chrysler Town & Country
1999 Chrysler Town & Country
The owner is attempting to remove the heater supply and return tubing for the rear heater on a 1999 Chrysler Town & Country with a 3.8L engine. The tu...
Chrysler Town & Country heating system
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Heater Not Blowing Warm Air into Cabin
1996 GMC Safari
The owner of a 1996 GMC Safari reports that warm air is not blowing into the passenger compartment. They have already replaced the thermostat and vacu...
GMC Safari HVAC
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2003 Pontiac Aztek Auto Level Ride Control Issue
2003 Pontiac Aztek
The vehicle owner reports a problem with the auto level ride control system on their 2003 Pontiac Aztek. They mention that the suspension does not adj...
suspension ride_control height_sensor
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2007 Chrysler Pacifica Stalling Issues
2007 Chrysler Pacifica
The owner of a 2007 Chrysler Pacifica reports that the vehicle starts but dies shortly after, unless gas is applied. It is experiencing sputtering dur...
Chrysler Pacifica stalling
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1988 Chevy Celebrity AC Electrical Diagnosis
1988 Chevrolet Celebrity
The AC system on a 1988 Chevy Celebrity has stopped functioning after being converted to R-134 and recharged. The owner noted that the compressor will...
AC system relay pressure switch
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O2 Sensor Issue on 2000 Chevy S-10 with 4.3L Engine
2000 Chevrolet S-10
The owner of a 2000 Chevrolet S-10 with a 4.3L engine reports that the check engine light is illuminated. A code reader indicated a fault with the O2 ...
O2 Sensor Check Engine Light Cooling System
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2000 Pontiac Grand Prix GTP Stalling Issue Analysis
2000 Pontiac Grand Prix GTP
The owner reports that their 2000 Pontiac Grand Prix GTP stalls intermittently, especially in summer. The issue began after turning on the AC, causing...
Pontiac Grand Prix GTP
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Page 17 of 22 - Showing specific automotive problem analysis cases