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21 cze 2013 · The 3.0L and 3.6L SIDI engines use a direct injection fuel system that operates at very high fuel pressures. A direct injection fuel system produces a rapid clicking and ticking sound that can be heard from the engine compartment.
- Is this normal 3.6L high feature engine noise?
My engine is the only 3.6 high feature engine I've heard....
- Is this normal 3.6L high feature engine noise?
23 lut 2022 · I have a 2016 with a 3.6 l with a ticking noise at around 7-800 rpm then goes away as soon as i accelerate it or go back to idle. I read a lot of stories and a bulletin about the high pressure fuel pump causing it.
1 lis 2022 · My engine is the only 3.6 high feature engine I've heard. It's always been noisy, in my opinion, which I have heard is normal but I'm wondering what exactly is normal. I've been looking on youtube but all I can find are sounds of bad timing chains or cam phaser or modded exhaust.
The most common GM 3.6 v6 problems you don’t want to experience is timing chain issues. Early versions, such as the LF7, LLT, and LFX timing chains, are prone to stretching. Other GM 3.6 v6 common problems are water pump failure, excessive oil consumption, Camshaft actuator issues, and ignition coil issues.
The GM 3.6 Liter V6 engine puffs an impressive compression ratio of 11.3:1. This ratio signifies the relationship between the volume of the combustion chamber at its largest and smallest capacities. With this high compression ratio, the engine maximizes power output while maintaining optimal fuel efficiency.
The rapid ticking noise on cold start up is the fuel pump (located on the rear of the left cylinder head) building up high fuel pressure. When the engine warm-up is completed, the high pressure fuel pump will continue to tick at a lower rate of approximately one tick per second during idle.
18 paź 2019 · Owners of 2017-2019 GM vehicles, such as GMC Canyon and Acadia vehicles equipped with a 3.6L engine, may complain about a rattle, tick or knock type noise. This may also be accompanied by DTC P0300, P0302 or P0305 on the active fuel management system (AFM) cylinders.
