DenLorsTools.com Summary: Car repair and tool blog featuring specialty tools used to find noises in cars with less, or no, tear down. Low tech methods are also discussed like using a piece of heater hose or a long screwdriver held to the ear. Electronic devices improve on these methods quite a bit and also allow checking for noises while driving down the road. See our video talking about different noise detection methods to find unwanted noises like thumps, pops, creaks and rattles. The electronic tools we sell are used to help diagnose these problems easily. Read the rest…

Image courtesy of the EPA

© DenLorsTools.com Summary: Article covering the new type of car A/C refrigerant refrigerant for cars to be produced by Dupont and Honeywell. It’s actually called HFO-1234yf to be used in automobiles in the near future. Many repair shop owners are asking the following questions; When will it be replacing 134A? Should I purchase a new 134A AC machine, or wait? Are there any other tools needed to help prevent contamination when handling this new refrigerant? Will the new Freon be a “drop in” replacement? These questions and more are answered regarding R1234 (HFO-1234yf) which is the replacement refrigerant for R-134A.

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