Cadillac P1536: Engine Coolant Over Temperature - Air Conditioning (A/C) Disabled

Is your scanner showing Cadillac P1536?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Cadillac P1536: Engine Coolant Over Temperature - Air Conditioning (A/C) Disabled

OVERVIEW
Severity
:
High
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$50-$200
Can I Still Drive?
:
Yes

What Does The Cadillac P1536 Code Mean?

The DIM must be powered.

What Are The Potential Causes Of The Cadillac P1536 Code?

If DTC P1536 is stored as a history code it indicates that the DIM did receive a high engine coolant temperature message from the PCM. Interrupting A/C compressor operation can occur as a normal function to protect the engine from overheating.

Recommended Parts

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

>>> Engine Coolant Temperature Sensor, ECT Temp Sensor
>>> Twippo 372Pcs Waterproof Wire Connectors Kit

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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