Seven ATF Examined; three have issues
The Petroleum Quality Institute of America reports on seven brands of ATFs. Although the results of tests conducted on samples of four of the brands are consistent with their labeled claims, PQIA found issues with three.
|Samples with issues|
Note: PQIA has been advised by both RelaDyne and Pinnacle that they have acted to address the issues.
|The results of the tests conducted on the samples below are consistent with their labeled claims|
The PQIA created the following Quick Reference guides to help consumers understand the evolution of automatic transmission fluid (ATF) specifications and the viscosity requirements for some of the most common specified for use in transmissions currently on the road.
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|Automatic Transmission Fluid Timeline||ATF Viscosity Specifications|