Coolant Leak Problems Analysis Cases
Detailed analysis of coolant leaks, cooling system diagnostics, and repair solutions.
91 Nissan D21 Pickup Leaking from Master Cylinder
1991 Nissan D21
The owner reports a leak from behind the master cylinder on their 1991 Nissan D21 Pickup, which has approximately 173,000 miles. Recently, the entire ...
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1996 Audi A4 Heater System Bubble Issues
1996 Audi A4
The owner reports that their 1996 Audi A4 has persistent air bubbles in the heating system, which affects heater performance. They have replaced the r...
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2000 Suzuki Grand Vitara White Smoke Diagnosis
2000 Suzuki Grand Vitara
The owner reports seeing white smoke coming from the tailpipe when starting the vehicle. They haven't performed a tune-up recently and are hopeful for...
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1998 Volvo S70 GLT Engine Humming Noise Diagnosis
1998 Volvo S70 GLT
The owner of a 1998 Volvo S70 GLT reports a strange humming or buzzing noise coming from the engine while idling. They have posted on a Volvo forum fo...
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1998 Cadillac Deville Cooling System Water Loss
1998 Cadillac Deville
The owner reports that their 1998 Cadillac DeVille is losing coolant, needing frequent top-ups. They recently replaced the radiator cap but the issue ...
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Volvo S40 2005 Oil Leak and Engine Condition Analysis
2005 Volvo S40
The owner reports an oil leak from the oil pan of their 2005 Volvo S40. Previously, the vehicle was using synthetic oil, and the owner believes there ...
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1988 Chevy S-10 Milky Oil and Starting Issues
1988 Chevy S-10
The owner reports that their 1988 Chevy S-10 was running fine but now won't start. It seems to have excessive water in the engine, indicated by milky ...
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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...
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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...
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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 ...
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Heat Issue in 1988 BMW 535i - Diagnosis and Repair
1988 BMW 535i
The owner of a 1988 BMW 535i has reported that after finally getting the vehicle started, the heating system does not work and only cool air is being ...
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1999 Pontiac Grand Am Electrical Issues Diagnosis
1999 Pontiac Grand Am
The owner reports electrical issues with their 1999 Pontiac Grand Am equipped with a 2.4L Twin Cam engine. The 'Trac Off' light and 'Service Engine' l...
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2005 SAAB 9-3 Battery Leakage Issue
2005 SAAB 9-3
The owner of a 2005 Saab 9-3 Linear sedan is experiencing issues with a leaky battery. The battery is showing signs of leakage, which could potentiall...
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1996 Honda Civic EJ6 Coolant Loss Diagnostics
1996 Honda Civic
The owner reports that their 1996 Honda Civic EJ6 is losing coolant despite replacing the head gasket, water pump, thermostat, and hoses. A pressure t...
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1996 Buick Park Avenue Oil and Coolant Leak Diagnosis
1996 Buick Park Avenue
The owner reports that the 1996 Buick Park Avenue has engine oil mixing with coolant, and coolant is leaking from the upper intake manifold only when ...
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2001 Dodge Intrepid Cooling System Leak Diagnosis
2001 Dodge Intrepid
The owner reports a very slow leak in the cooling system, specifically around the water outlet with an air bleeder. The leak is causing crusting and d...
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2002 Saturn SL1 Check Engine Light Diagnostics
2002 Saturn SL1
The owner of a 2002 Saturn SL1 reports that after changing the spark plugs and wires, the check engine light stayed off for three weeks. However, afte...
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1999 Toyota Corolla Airbox Noise Diagnosis
1999 Toyota Corolla
The owner of a 1999 Toyota Corolla with a 1.8L engine and 109,000 miles reports a sucking noise from the airbox at low idle. The noise is traced to a ...
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Page 3 of 4 - Showing specific automotive problem analysis cases