B0020 Oldsmobile Alero DTC Code

Oldsmobile Alero Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	W-Type Engine
Engine Air Intake Process :	Supercharged Engine

Your Oldsmobile Alero engine control system detects a problem, the computer stores the diagnostic trouble code B0020 in its memory. To figure out what is wrong with your vehicle you must first extract the B0020 DTC For Oldsmobile Alero.

To solve B0020 Oldsmobile Alero 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

B0020 Oldsmobile Alero DTC Meaning

B	Body Code - Problem is antilock brake system, electronic suspension and steering systems.
0	SAE - Generic
0	Transmission
2	Cruise Control Servo Indicates Low
0	Transmission Engaged At High Throttle Angle

There are currently two main types of cylinder deactivation used today, depending on the type of engine. B0020 Oldsmobile Alero 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.