Air Conditioning Problems Analysis Cases

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

2001 Kia Rio P0172 Error Code Diagnosis
2001 Kia Rio
The owner reports a 2001 Kia Rio LS TOP experiencing a check engine light with error code P0172, indicating a rich fuel condition. Recent repairs incl...
Kia Rio P0172
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1998 Ford Ranger Persistent Idle and Power Issues
1998 Ford Ranger
The owner reports that their 1998 Ford Ranger with a 2.5L 4-cylinder engine idles roughly and exhibits low idle speeds, nearly stalling. After startin...
Ford Ranger idle issues
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2001 Jeep Cherokee Heater Issues
2001 Jeep Cherokee
The owner of a 2001 Jeep Cherokee reports that the heater only blows cold air despite checking the blend doors, which are functioning correctly. They ...
Jeep Cherokee Heater System
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2000 Acura Integra Throttle Cable Grounding Issue
2000 Acura Integra
The owner of a 2000 Acura Integra reports issues after an engine swap. When turning the key, the RPMs spike to 8, and the throttle cable heats up, pre...
Acura Integra throttle cable
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2002 Subaru WRX A/C Stops Working After Initial Cool
2002 Subaru WRX
The owner of a 2002 Subaru WRX Turbo 4-cylinder reports that after having the A/C system checked and tested, the A/C blows cold air for about 30 secon...
Subaru WRX A/C
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2001 Cadillac STS HID Headlight System - Ballast Replacement
2001 Cadillac Seville STS
The passenger side low beam headlight of my 2001 Cadillac Seville STS has stopped working. Initially, I thought it was just a bulb issue, but I discov...
HID headlight system ballast replacement
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1986 Ford F-150 Rough Idling Diagnosis
1986 Ford F-150
The owner reports that their 1986 Ford F-150 with a 302 V8 engine is experiencing rough idling. Initially, the issue included stalling at stoplights, ...
Ford F-150 Rough Idling
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Saturn Outlook Overheating After PCM Replacement
2007-2010 Saturn Outlook
The owner experienced overheating issues after taking the Saturn Outlook to the dealership for a transmission shifting problem. The service technician...
Saturn cooling system overheating
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Blower Resistor Location and Diagnostic Insights
2000 Saturn LW1
The vehicle owner is experiencing issues with the blower motor not functioning properly. They have sought guidance on the location of the blower resis...
blower_resistor HVAC_system Saturn_LW1
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2001 Pontiac Grand Am Overheating and Fan Issues
2001 Pontiac Grand Am
The owner reports that their 2001 Pontiac Grand Am is overheating, and the engine fans are not operational. They've recently changed the oil and added...
Pontiac Grand Am overheating
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Intermittent Stalling and Power Loss on Acceleration
1997 Chevrolet C/K 1500
The owner reports that their 1997 Chevrolet C/K 1500 experiences intermittent stalling and power loss when accelerating, especially going uphill. On s...
Chevrolet fuel system ignition system
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2005 Volkswagen Golf Black Smoke Diagnosis
2005 Volkswagen Golf
The owner reports excessive black smoke coming from the exhaust when accelerating, both in park mode and while driving. This issue became apparent aft...
Volkswagen Golf black smoke
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2003 Honda Civic VTEC Gutless Acceleration Issue
2003 Honda Civic
The owner of a 2003 Honda Civic EX with a VTEC engine is experiencing gutless acceleration, along with the key light, check engine light, and seat bel...
Honda Civic VTEC
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1991 Buick Park Avenue Cooling Fan Diagnostics
1991 Buick Park Avenue
The owner reports that the cooling fan for the radiator is not operating correctly, leading to overheating issues during driving, especially when the ...
Buick cooling system radiator fan
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Thermostat Installation Alignment Direction
2001 Nissan Sentra
The owner is replacing the thermostat in their 2001 Nissan Sentra due to a P0128 fault code indicating that the coolant temperature is below the therm...
thermostat Nissan Sentra cooling system
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2005 Honda Accord Accelerating Vibration Diagnosis
2005 Honda Accord
The owner of a 2005 Honda Accord reports experiencing significant shaking in the steering wheel when accelerating, particularly noticeable at around 6...
CV Axle Vibration Honda Accord
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2008 Pontiac Wave Front Headlight Wiring Issue
2008 Pontiac Wave
The owner reports that the front headlights of their 2008 Pontiac Wave are malfunctioning. The dealership advised that the wiring harness needs replac...
headlight wiring Pontiac Wave high resistance
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2001 Cadillac Catera Dash Light Inoperative After Radio Install
2001 Cadillac Catera
The owner of a 2001 Cadillac Catera reports that after installing an aftermarket radio, the dashboard lights stopped working despite the radio functio...
Cadillac Catera dash lights
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Page 13 of 22 - Showing specific automotive problem analysis cases