Most Common Car Issues
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MOST COMMON PROBLEMS
PORSCHE 911 2004
The 2004 Porsche 911 is a high-performance coupe with a 3.6L engine, producing between 415 to 456 horsepower. This iconic vehicle features a 2-door design, 4x2 drive type, and offers both Turbo (4WD) and GT2 (2WD) trims. Manufactured in Stuttgart-Zuffenhausen, Germany, it carries a classic Porsche legacy with advanced safety features like front airbags and manual seat belts. A true embodiment of German engineering and luxury.
Spec:
Engine Brake (hp) From
415
Engine Brake (hp) To
456
Engine Number of Cylinders
6
Other Engine Info
Horsepower: 4WD - 415 (444 opt.); 2WD - 456
Problems:
Oil leaks
Common in older models, especially around the rear main seal and valve covers.
Ims bearing failure
Intermediate Shaft (IMS) bearing is prone to failure, leading to catastrophic engine damage.
Coolant leaks
Issues with the coolant expansion tank and associated hoses can lead to leaks.
Cylinder scoring
Scoring in the cylinder walls can cause a loss of compression and engine performance issues.
Ignition coil failure
Ignition coils can fail, leading to misfires and rough engine performance.
Timing chain tensioner failure
Failure of the timing chain tensioner can lead to timing issues and engine damage.
Exhaust system corrosion
The exhaust system, including headers and mufflers, may suffer from corrosion over time.
Vacuum leaks
Vacuum lines can become brittle and crack, causing various engine performance issues.