Coolant Leak Problems Analysis Cases

Detailed analysis of coolant leaks, cooling system diagnostics, and repair solutions.

1997 Oldsmobile Cutlass Check Engine Light Diagnosis
1997 Oldsmobile Cutlass
The owner reports that the 'SERVICE ENGINE SOON' light is illuminated on their 1997 Oldsmobile Cutlass (V6 engine, approximately 275,000 miles). They ...
Oldsmobile Cutlass check engine light
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Brake Pedal Hard to Push and Engine Noise
1994-2004 Chevrolet S10
The owner reported that while driving their Chevy S10, they encountered a hard brake pedal that wouldn't depress when attempting to make a right turn....
brake_system engine_noise vacuum_leak
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1997 Chevy Suburban Random Multiple Misfire Diagnosis
1997 Chevy Suburban
The vehicle owner reports a random multiple misfire in their 1997 Chevy Suburban with a 5.7L engine. They have replaced the injectors, spark plugs, wi...
Chevy Suburban misfire
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2000 Chrysler Neon Transmission Engagement Issues
2000 Chrysler Neon
The vehicle owner reported issues after changing the transmission fluid, which was contaminated with water. Symptoms include unexpected acceleration a...
Chrysler Neon transmission
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1993 Honda Prelude Cooling Fan Diagnosis
1992-1993 Honda Prelude
The owner reports that the radiator cooling fan is continuously running, regardless of whether the air conditioning or heater is in use. The fan remai...
Honda Prelude Cooling Fan
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Engine Light and Heater Issues in Peugeot 307
2001-2008 Peugeot 307
The owner of a Peugeot 307 1.4 petrol reports that the engine management light began flashing upon purchase, indicating issues with the catalytic conv...
Peugeot 307 engine light
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2006 Saturn Ion Exhaust Noise Diagnostics
2006 Saturn Ion
The owner of a 2006 Saturn Ion reports a noticeable exhaust noise, suggesting a potential leak. The noise is particularly pronounced around the area b...
exhaust_system gasket_leak noise_issue
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2001 Daewoo Rough Idle After Sitting
2001 Daewoo unknown
The owner reports that their 2001 Daewoo experiences a rough idle after sitting overnight. The vehicle shakes and stutters significantly, occasionally...
Daewoo rough idle fuel system
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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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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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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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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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Investigating Water Leak in 2006 Mercedes E320
2006 Mercedes Benz E320
The owner of a 2006 Mercedes Benz E320 station wagon reports experiencing an unexplained water leak. They have checked the trunk and found no water ac...
Mercedes Benz E320 water leak
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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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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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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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