Chevrolet Trailblazer Ext P1142 Engine Error Code
When you check Chevrolet Trailblazer Ext car engine light came on code P1142 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Chevrolet manufacturer may have a different definition for the P1142 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

To solve P1142 Chevrolet Trailblazer Ext 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
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Chevrolet Trailblazer Ext P1142 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionChevrolet Trailblazer Ext car P1142 OBD-II Trouble Code Fuel Restriction Condition is one of the definitions for the P1142; however your vehicles manufacturer may have a different definition for the P1142 code. Please check below for your specific make.Reason For Chevrolet Trailblazer Ext P1142 CodeThe reason of Chevrolet Trailblazer Ext P1142 OBD-II Engine Error Code is P1142 Fuel Restriction Condition. |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P1142 Chevrolet Trailblazer Ext code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.
Chevrolet Trailblazer Ext P1142 Possible Solution :
What does fault code P1142 mean for Chevrolet Trailblazer Ext ?
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