Oil Pressure Issues Analysis Cases

Analysis of oil pressure problems, lubrication system failures, and related engine issues.

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 ...
Volvo S40 oil leak
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1991 Buick Skylark V6 3300 Won't Run Diagnosis
1991 Buick Skylark
The owner reports that their 1991 Buick Skylark with a V6 3300 engine won't run after sitting for two years. The car cranks but immediately shuts off....
Buick Skylark V6
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1999 Jeep Laredo Coil Pack and Engine Performance Issues
1999 Jeep Laredo
The owner of a 1999 Jeep Laredo reports a rough idle and stalling issues. They have replaced the coil packs, spark plugs, fuel filter, and oxygen sens...
Jeep Laredo coil pack
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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 ...
Chevy S-10 head gasket
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1998 Chevy Blazer Stalling and Sputtering Issues
1998 Chevy Blazer
The owner of a 1998 Chevy Blazer reports experiencing intermittent stalling while driving and during warm-up periods. The vehicle does not completely ...
Chevy Blazer stalling
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1995 Jeep Wrangler High Oil Pressure Issues
1995 Jeep Wrangler
The owner reported experiencing high oil pressure readings in their 1995 Jeep Wrangler, with the gauge showing over 80 psi during highway driving at 3...
Jeep oil pressure high readings
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1997 GMC Yukon Fuel Pressure Diagnosis
1997 GMC Yukon
The owner of a 1997 GMC Yukon reported a crank but no start condition. Upon checking the fuel pressure, it was found to rise to 61 PSI with the key in...
GMC fuel pressure crank no start
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1999 VW Jetta Stalling on Acceleration
1999 Volkswagen Jetta
The owner of a 1999 Volkswagen Jetta reports stalling during acceleration, particularly noticeable between 1,000 and 2,000 RPM. This issue has progres...
Volkswagen Jetta stalling
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1998 Saturn SL2 Won't Start Due to Oil in Spark Plug Hole
1998 Saturn SL2
The owner reports that their 1998 Saturn SL2 will not start. They discovered oil in the number 1 spark plug hole, which could indicate a valve cover g...
Saturn SL2 valve cover gasket
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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...
gasket replacement oil leak Cadillac Concours
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1988 Chevy Celebrity AC Electrical Diagnosis
1988 Chevrolet Celebrity
The AC system on a 1988 Chevy Celebrity has stopped functioning after being converted to R-134 and recharged. The owner noted that the compressor will...
AC system relay pressure switch
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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 ...
Buick Park Avenue oil leak
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1996 Ford Contour Rough Idle and Starting Issues
1996 Ford Contour
The owner reports that their 1996 Ford Contour runs very rough and requires some gas to start. Once started, the engine shakes violently at idle and p...
Ford Contour Rough Idle
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1992 Ford Mustang Won't Start - Fuel Pressure Concern
1992 Ford Mustang
The vehicle owner reports that their 1992 Ford Mustang occasionally fails to start. The owner has noticed that if they push the gas pedal all the way ...
fuel_system ignition_system starting_issues
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2001 Pontiac Grand Prix 3.8L Blue Smoke on Deceleration
2001 Pontiac Grand Prix
The owner of a 2001 Pontiac Grand Prix GT with a 3.8L engine and 194,000 miles reports occasional dense blue smoke during deceleration, lasting one to...
Pontiac Grand Prix blue smoke
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1993 Toyota T-100 Fuel Pressure Loss After Shutdown
1993 Toyota T-100
The owner reports that the truck starts fine when cold but fails to restart after reaching operating temperature unless starter fluid is used. The sym...
fuel system pressure loss Toyota T-100
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