buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Tire Monitoring System > < Speedometer Head|Description and Operation
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Tachometer: Description and Operation

 

TACHOMETER

The instrument panel cluster (IPC) displays the engine speed as determined by the powertrain control module (PCM). The IPC receives a class 2
message from the PCM indicating the engine speed.

Tire Monitoring System > < Speedometer Head|Description and Operation