Chevrolet P1537: Air Conditioning (A/C) Clutch Relay Control Circuit High Voltage

Is your scanner showing Chevrolet P1537?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Chevrolet P1537: Air Conditioning (A/C) Clutch Relay Control Circuit High Voltage

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$100-$200
Can I Still Drive?
:
Yes (Short-term only)

What Does The Chevrolet P1537 Code Mean?

Conditions for Setting the DTC: The air conditioning compressor relay circuit is a short to battery condition exists.

What Are The Potential Causes Of The Chevrolet P1537 Code?

  • Inspect harness connectors for backed-out terminals, improper mating, broken locks, improperly formed or damaged terminals, and a poor terminal-to-wire connection at the ECM.
  • Inspect the wiring harness for damage.

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> ACDelco Professional D1741C Multi-Purpose Relay ‎3.6 x 2.2 x 1.7 inches

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

GM, 2013, Service Bullettin – Prior To Any Circuit Testing.

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