Engine Performance: System: Turbocharger: Operation: Compressor

1987 Pontiac Sunbird Base, 4D Sedan, AutomaticSECTION Compressor

The compressor is connected to the turbine by a shaft. The compressor forces an air charge into the intake manifold which is more dense than what would normally be drawn in at atmospheric pressure.

With a higher intake manifold pressure and denser charge available, more mixture is drawn into combustion chamber on piston intake stroke. The increased density of the intake mixture results in an increase in engine power.

Fig 1: Exploded View of General Motors V6 Turbocharger System
G5423Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
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  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.