Question about 2002 Chevrolet Trailblazer Ext
Oil pressure gauge is spiking well over 80 while driving. Truck does not appear to be making any unusual noises and is running fine. Oil level and all fluids are good. Is this a faulty sensor and if so, where is the pressure sensor located?
Common issue on teh 03-06 Trailblazer instrument clusters, it's caused by failing stepper motors on the cluster's circuit board. It is fixable, check out this page for more on how to get it fixed - Trailblazer oil gauge broken
Posted on Sep 30, 2010
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Posted on Jan 02, 2017
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