WebJun 17, 2024 · The problem will manifest itself by rough idling, stuttering, lagging acceleration, and spark plug fouling. Mostly, this starts happening after two or more years of use. The good news is that … WebOct 22, 2016 · Knurled GRM+ Member and MegaDork. 10/23/16 5:32 a.m. secretariata wrote: I seem to recall several members here have had problems with early AFM trucks/SUVs requiring new engines at relatively low miles (75k-125k). They don't need new engines, some dealerships would rather replace a whole engine than pull the heads off …
How to fix AFM misfire on 5.3 Chevy - YouTube
WebFeb 28, 2024 · brandenbmx. 5.3 AFM/DOD delete kit DONE... HELP! I had posted in a few other people's threads about afm/ dod issues on my Impala SS, and 06 Trailblazer. Both with 5.3's. After talking to a bunch of people and reading posts on here and a GTO forum I finally decided to go ahead and do the trailblazer (actually my Bosses wife's car). WebApr 12, 2024 · Before we dive into the issues, let’s take a glance at the history of the Chevy 5.3 and what vehicles you might find them in. The 5.3-liter displacement has remained the same for over 20 years now. It was … bvh bordon
6 Common 5.3-Liter Chevy Engine Problems - How Serious Can They Get?
WebMar 6, 2024 · Lawsuits against massive car manufacturer General Motors allege that the GM 5.3 engine has defects which lead to engine wear and failure. topclassactions.com. Ray. '09 Avalanche LTZ - 5.3 - 4x4 - Black. 1 - 5 of 5 Posts. This is an older thread, you may not receive a response, and could be reviving an old thread. WebThis is a common 5.3 liter Chevy engine problem reoccurring mostly in cylinders 1,4,6 and 7 of General Motors 2005-2014 models of it. The cause of this problem is usually an active fuel management (AFM) lifter. The ticking noise problem occurs when the AFM lifter is mechanically broken or stuck. Low compressions would be found on such cylinders ... WebDec 29, 2024 · There are several symptoms that show if an AFM lifter is about to collapse, the most common of which are: difficulty in downshifting, jerkiness when accelerating, low engine power, and sudden stalling. Can I Disable My AFM Without Tuning It? Yes, you can. Either by using an AFM disabler or removing the brake booster vacuum sensor. cevicherias surco