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With snow making an early season appearance in Chicago today, it is a good reminder, if you haven’t already done so, to consult your vehicle owner’s manual to determine the recommended change interval and type of antifreeze/coolant to use in your vehicle. Although extended-life antifreeze/coolant can last up to 5 years, many recommend changing conventional… Read More ›
The results of the tests conducted on samples of antifreeze/coolant shown below meet the products’ labeled freeze point claims and, based on the results of the other physical properties and ion chromatography tests performed, there are no issues with the products. CLICK BOTTLES BELOW FOR ASSESSMENT DETAILS ACE Extended Life AUTOGUARD
Motor Oil Samples The Petroleum Quality Institute of America reports on three brands of SAE 5W-20, two brands of SAE 5W-30, and two brands of SAE 10W-30 motor oil recently tested. The results of the tests conducted on samples of the products shown below meet the SAE J300 specifications for the SAE viscosity grade listed… Read More ›
The Petroleum Quality Institute of America (PQIA) fielded a number of calls and emails following publication of test results for three brands of antifreeze (also known as coolants) last week. In addition to expressing dismay about the product (click for details) on the retail shelf with only 8% ethylene glycol and a freeze point of… Read More ›
Results in on Three Coolant Samples; One Raises Eyebrows While the PQIA examined two brands of coolant and found no issues, one product on the store shelves set off alarms. The product is labeled as “HeatWave Universal Summer Coolant.” HeatWave Universal Summer Coolant Test results show that HeatWave Universal Summer Coolant will… Read More ›
The Petroleum Quality Institute of America tested three brands of Antifreeze/Coolant. The freeze point of the samples tested meet the products’ labeled claims and based on the tests conducted, there are no issues with the quality of the products. Coming up later in the week: A look at four more Genuine/OEM Motor Oils. Click for… Read More ›
The results of the tests conducted on these samples are consistent with their labeled claims.
Two of the five coolant/antifreeze samples recently examined by PQIA fail to meet their label claims for freeze point protection. Polar Zone: Test results on the sample of Polar Zone examined has a freeze point of -2.2°F. This freeze point is above the labeled claim stating “Protects to -20°F,” and well above the industry standard… Read More ›
The results of the tests conducted on these samples are consistent with their labeled claims. CLICK BOTTLES FOR DETAILS Polar LONGLIFE Shell Rotella Ultra ELC Signature Home SMB
Four more samples of Antifreeze/Coolant tested, one has issues, another underscores the importance of reading the labels Of the four antifreeze/coolants tested, one product (SuperS Antifreeze Summer Coolant 50/50 Prediluted) has an issue in that it does not meet its labeled claim. The freeze point of the product tested is -25°F. This is higher… Read More ›