Round Rock, TX owner Danny Duarte thought his 2020 GMC Sierra 1500 was "solid" after 88K miles and 5K oil changes. Then, the ...
A common issue with the 5.3 engine is AFM lifter failure. In this video, we diagnose the problem and replace the failed AFM lifter and pushrod to get the engine running properly again. Follow along ...
More info on the Dealer’s repair pursuant to SB N212353840 which states all 16 lifters must be replaced. After connecting with the Dealer’s General Manager (GM), the Service Manager went back to the ...