Air Conditioning Problems Analysis Cases

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

Intermittent Stalling Issues in Citroen Xsara Picasso
2000-2006 Citroen Xsara Picasso
The owner reports intermittent stalling issues with their Citroen Xsara Picasso 1.8 SX. The problem occurs primarily during idle and low-speed conditi...
Citroen Xsara Picasso intermittent stalling
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1998 Oldsmobile Intrigue Overheating and Cold Air Issue
1998 Oldsmobile Intrigue
The owner of a 1998 Oldsmobile Intrigue reports that the vehicle blows cold air when the heater is on and also experiences overheating. They have rece...
Oldsmobile Intrigue overheating
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2001 Mitsubishi Mirage Evaporator Replacement Guide
2001 Mitsubishi Mirage
The owner is attempting to replace the evaporator in a 2001 Mitsubishi Mirage. They have already removed the airbag, radio, and loosened the dash by f...
Mitsubishi Mirage HVAC
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Oil Level Light Activation Despite Normal Oil Level
2006 Pontiac Grand Prix
The owner of a 2006 Pontiac Grand Prix reports that the oil level light activates upon starting the vehicle, even though the oil level is confirmed to...
oil level sensor Pontiac Grand Prix diagnostics
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1996 Chevy Blazer Oil Pressure Drop Diagnosis
1996 Chevrolet Blazer
The owner of a 1996 Chevy Blazer experienced a sudden drop in oil pressure to zero while driving at highway speeds. After having intake manifold gaske...
oil_pressure coolant_leak engine_failure
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2005 Cadillac STS Throttle Problem Diagnosis
2005 Cadillac STS
The owner reports that when accelerating by pressing the gas pedal, the vehicle slows down instead of speeding up. They suspect the issue may be relat...
Cadillac STS throttle body
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Heater/AC Fan Not Working Diagnosis
2005 Dodge Dakota
The owner reports that the heater and AC fan in their 2005 Dodge Dakota suddenly stopped working after refueling. Prior to this incident, the fan was ...
Dodge Dakota blowermotor
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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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1996 Acura RL Cruise Control Diagnostic Analysis
1996 Acura RL
The owner reports that the cruise control system on their 1996 Acura RL is inoperative. The issue manifests itself when attempting to engage the cruis...
Acura Cruise Control Electrical Systems
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Blower Motor Not Working Diagnosis
1995 Cadillac El Dorado
The owner of a 1995 Cadillac El Dorado with a V8 engine reports that the front blower motor is not functioning. They have attempted to replace the blo...
blower motor Cadillac El Dorado HVAC system
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Intermittent Rumble Noise from AC Engagement
2004 Chrysler Town and Country
The owner reports a rumbling noise when the air conditioner is engaged, primarily noticeable at idle or low speeds. The noise disappears when the vehi...
Chrysler Town and Country AC noise
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Accessing Rear Spark Plugs on '88 Lincoln Town Car
1988 Lincoln Town Car
The owner wants to perform a tune-up on their 1988 Lincoln Town Car but is uncertain about accessing the rear spark plugs. They have experience with o...
Lincoln Town Car spark plugs
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ECM Replacement and Reprogramming Challenges
extracted_year Lexus extracted_model
The vehicle owner is experiencing multiple issues with their Lexus, ultimately determining that the ECM is faulty. They have acquired a used ECM onlin...
ECM reprogramming Lexus issues
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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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Low Idle and Stalling After Flooded Streets
2005 Honda Accord
The owner of a 2005 Honda Accord 2.4L reports experiencing low idle at cold start, around 600-700 RPM, which leads to stalling after warming up. The i...
Honda Accord IAC
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2003 BMW Z4 Water Pump Replacement Diagnosis
2003 BMW Z4
The owner of a 2003 BMW Z4 is experiencing engine cooling issues, specifically related to the water pump. They have previously removed the entire cool...
BMW Z4 water pump
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Leaking Head Gasket and Overheating Diagnosis
1998 Subaru Legacy
The owner of a 1998 Subaru Legacy wagon reports overheating and gradual coolant loss. A local repair shop has quoted $2500 for head gasket replacement...
Subaru head_gasket overheating
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1999 Oldsmobile Cutlass Overheating Issue Analysis
1999 Oldsmobile Cutlass
The owner recently acquired a 1999 Oldsmobile Cutlass and has been working on it with a neighbor. After changing the battery, they noticed the engine ...
Oldsmobile Cutlass overheating
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Page 12 of 22 - Showing specific automotive problem analysis cases