Cooling Systems

derFix November 2017

derFix November 2017

In this issue: Audi Electro-Mechanical Parking Brake System; Audi Maintenance Tips; Porsche Coil Considerations; Porsche Engine Rebuild; VW Coding Mysteries; VW Wire Harness; VW A/C Lubricant & Refrigerant

November 2017 | By | Reply More
VW A/C Lubricant and Refrigerant Pairing: It’s More Than Just Viscosity

VW A/C Lubricant and Refrigerant Pairing: It’s More Than Just Viscosity

Specific compressors are interchangeable in many 2011-2015 Volkswagen R134a systems. Here’s why you’ll need to flush the oil in the system whenever you switch compressor brands.

November 2017 | By | Reply More
A/C System Lubricant

A/C System Lubricant

Don’t Play the Universal Game Lubricant issues are the number one cause of air conditioning compressor problems. Not enough, not the correct type, or inferior A/C lubricants are estimated to contribute to as much as one-third of all automotive compressor failures. Lubricant transfers heat away from internal compressor surfaces, reduces friction, and help seal gaps […]

April 2015 | By | Reply More
Keep ‘em Comfy

Keep ‘em Comfy

Do you have a solid understanding of how these systems work?  If not, your diagnosis and repair efforts will suffer.  Early motor vehicles didn’t offer much in the way of climate control. A woefully inadequate amount of heat was typically ducted from over the exhaust manifold, and air conditioning didn’t even appear until the late […]

January 2015 | By | Reply More
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