Battery & Charging Issues Analysis Cases

Detailed analysis of battery problems, charging system failures, and electrical power issues.

Intermittent Stalling and Electrical Issues in 2007 Jeep Liberty
2007 Jeep Liberty
The owner of a 2007 Jeep Liberty with 70,000 miles reported that the vehicle wouldn't start one morning. After a jump start, the car started immediate...
Jeep Liberty Electrical System
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2005 Infiniti G35 Battery Drain Diagnosis
2005 Infiniti G35
The owner of a 2005 Infiniti G35 sedan with 75,000 miles reports that the battery drains overnight despite ensuring everything is turned off. Previous...
Infiniti G35 Battery Drain
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2005 Toyota Tundra Electrical Issues After Battery Reconnection
2005 Toyota Tundra
The owner of a 2005 Toyota Tundra reports electrical issues after mistakenly hooking up the battery cables backward. The vehicle now exhibits symptoms...
Toyota Tundra Electrical System
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2006 Mercedes Benz S350 Engine Stalling After 35 Minutes
2006 Mercedes Benz S350
The owner reports that the engine of their 2006 Mercedes Benz S350 shuts off automatically after about 35 minutes of driving. After the first shutdown...
Mercedes Benz S350 engine stalling
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2007 Jeep Grand Cherokee SRT8 Dash Light Issues
2007 Jeep Grand Cherokee
The owner reports that the dashboard lights flicker upon starting the 2007 Jeep Grand Cherokee SRT8, but the vehicle runs fine otherwise. The parking ...
Jeep Grand Cherokee SRT8
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2005 Nissan Frontier Dashboard Noises Diagnosis
2005 Nissan Frontier
The owner reports a loud ticking or knocking noise from the passenger side upon startup, lasting about 10 seconds. This noise occurs regardless of whe...
Nissan HVAC blower motor
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2009 VW Jetta Alternator and A/C Belt Replacement
2009 Volkswagen Jetta
The owner wants to replace the alternator and A/C belt on their 2009 Volkswagen Jetta with a 2.5L engine. They are unsure if the belts can be replaced...
Volkswagen Jetta Belt Replacement
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Alternator Removal Challenge in 2005 Lincoln Aviator
2005 Lincoln Aviator
The owner has disconnected the alternator on their 2005 Lincoln Aviator but is struggling to remove it due to the engine design. They cannot lift it u...
Lincoln Aviator alternator removal engine compartment
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Hissing Noise After Jumping Dead Battery
2010 Honda CR-V
This morning, the owner found their 2010 Honda CR-V with a completely dead battery. After successfully jumping it, the vehicle took a long time to cha...
Honda CR-V AC system
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2011 Chevrolet Impala Battery and Electrical Issues
2011 Chevrolet Impala
The owner replaced the battery in their 2011 Chevrolet Impala, but now all lights and fluids are cycling on and off. The vehicle won't start, and the ...
Chevrolet Impala battery
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2005 Honda Civic Hybrid EPS Light Issue
2005 Honda Civic Hybrid
The owner recently purchased a 2005 Honda Civic Hybrid. Initially, everything was fine until they experienced issues starting the car after turning on...
Honda Civic Hybrid EPS light
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2005 Mercedes Benz E220 Battery Warning Diagnosis
2005 Mercedes Benz E220
The owner reports a persistent red battery warning light on the dashboard with a message to visit the workshop. They have already checked the V-belt o...
Mercedes Benz E220 battery warning
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Intermittent Flickering Lights and ABS Warning
2006 Chrysler Town and Country
The owner reports that while the engine is running, both the dashboard and exterior lights flicker or strobe rapidly. At idle, in addition to the flic...
Chrysler Town and Country electrical issues
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1992 Lincoln Town Car Alternator Mounting Issue
1992 Lincoln Town Car
The owner of a 1992 Lincoln Town Car reports that the alternator is stripped from its engine mount. This issue has led to the alternator being loose a...
Lincoln Town Car Alternator
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2007 Ford Taurus Electrical and IAC Issues
2007 Ford Taurus
The vehicle owner reported that the Idle Air Control (IAC) valve was replaced in November 2010. Until recently, the vehicle had not experienced any si...
Ford Taurus IAC
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1991 Buick Park Avenue Battery Gauge and Transmission Issues
1991 Buick Park Avenue
The owner reports that their 1991 Buick Park Avenue, with approximately 73,000 miles, experiences an issue where the battery gauge fluctuates into the...
Buick Park Avenue battery gauge
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1994 Buick Lesabre Wiring Issues Causing Battery Drain
1994 Buick Lesabre
The owner reports that the wiring in their 1994 Buick Lesabre seems crossed, leading to battery drain. The fuse for the A/C, heating, radio, and chime...
Buick Lesabre wiring
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Automatic Shutdown Relay Operation Diagnosis
2000 Dodge Caravan
The owner of a 2000 Dodge Caravan reports that the vehicle won't start and exhibits a chattering sound from the Automatic Shutdown Relay (ASR) after c...
Dodge Caravan Automatic Shutdown Relay
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