What are the symptoms of Unusual noise and metallic grinding when A/C is on in Ford ESCAPE?

Unusual noises when A/C is turned on. Slow loss of refrigerant

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Unusual noise and metallic grinding when A/C is on

Q: How to fix Unusual noise and metallic grinding when A/C is on in Ford ESCAPE?

The air conditioning compressor in very new vehicles (with less than 5,000 miles) has suffered catastrophic internal failure leading to a lack of cooling and a loud squeaking noise as the drive belt pulley slips against the standing idler. The cause was internal defects from the assembly processes, leading to the forced replacement of the entire compressor.

in Ford ESCAPE (2024-2025)

Symptoms

Unusual noises when A/C is turned on
Slow loss of refrigerant

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Technical diagnosis (Premium)

Recognized technical fault:

Auxiliary controller voltage instability detected

Technical analysis

Detailed analysis of HVAC controller operation parameters, CAN bus data readings, and diagnostic signal waveforms. Purchase PRO access or log in to read the full fault analysis.

Confirmed solution

Complete step-by-step repair procedure including module non-volatile memory reset, sensor calibration, and correct wiring routing. Unlock the full report to see the instruction.

Parts needed

Filters ferrite anti-interference / noise suppressor
Auxiliary starting battery (depending on cell status)

Workshop hacks

Important workshop tips for mechanics regarding bypasses without expensive control module replacement and manufacturer software service bulletins.

TSB / TPI service bulletins

TSB-24-HVAC-01TPI-2068943/2

A/C Technical Specifications

Refrigerant specifications for this model are available in the catalog.

Open refrigerant database

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Unusual noise and metallic grinding when A/C is on

Symptoms

A/C Technical Specifications

Other problems in ESCAPE

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