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2016 - 2017 Cadillac CTS-V: GM TechLink: Fuel Line Pulsation Sound

2016 - 2017 Cadillac CTS-V: Fuel Line Pulsation Sound March 29, 2017 GM TechLinkA rattle or ticking sound may be heard coming from the back of the left valve cover on some 2014 - 2017 Corvette, Silverado, Sierra; 2015-2017 Tahoe, Suburban, Yukon,... Read More

2014 - 2019 Cadillac ATS-V - CTS V-Sport: Service Bulletin: #19-NA-256: Diagnostic Tips for Knocking, Rattle, Squeak and/or Squeal Type Noise from Engine

#19-NA-256: Diagnostic Tips for Knocking, Rattle, Squeak and/or Squeal Type Noise from Engine - Engine Replacement Recommendations for HFV6 Gen 1 and Gen 2 - (Jan 14, 2021) Subject: Diagnostic Tips for Knocking, Rattle, Squeak and/or Squeal Type... Read More