GM Repair Insights: Spring 2026

I-CAR · May 4, 2026 · Chevrolet, GMC, Buick, Cadillac

Summary

The Spring 2026 edition of GM Repair Insights introduces the 2026 GMC Sierra EV AT4 and Elevation trims, details a new remanufactured front axle assembly option for K2 light-duty vehicles, and provides technical guidance on inspecting air conditioning compressor oil.

What to do on the job

Inspect the condition of the air conditioning compressor oil before replacing a compressor to accurately assess overall system health and identify potential underlying issues.

How to use it

This document can be used to support the necessity of performing an A/C compressor oil inspection during climate control repairs, or to justify utilizing a complete remanufactured front axle assembly on K2 vehicles rather than attempting individual component replacements.

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