P3221 DTC For Pontiac Starchief

Pontiac Starchief Engine Specifications:
Engine Type :Multi-Cylinder Engine
Cylinder Type :W-Type Engine
Engine Air Intake Process :Turbocharged Engine

Your Pontiac Starchief engine control system detects a problem, the computer stores the diagnostic trouble code P3221 in its memory. To figure out what is wrong with your vehicle you must first extract the P3221 DTC For Pontiac Starchief.

To solve P3221 Pontiac Starchief problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

P3221 Pontiac Starchief DTC Meaning

P Powertrain Code - Problem is related engine, transmission and emissions systems.
3 SAE - Generic
2 Computer And Auxiliary Outputs
2 Cruise Control Servo Indicates Low
1 PCM Stack Overrun

There are currently two main types of cylinder deactivation used today, depending on the type of engine. P3221 Pontiac Starchief code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.

P3220 DTC (Previous DTC Code) ( Next DTC Code ) P3222 DTC
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