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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.
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.
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.
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.
27 sty 2018 · A loud ticking or rattle sound may be heard coming from the engine compartment on some 2020-2021 Enclave and Traverse models equipped with the 3.6L V6 engine (RPO LFY). The sound may be caused by pressure pulsations in the purge solenoid tube that occur when the purge solenoid is commanded on.
29 sie 2022 · The valve springs on the valves that are open when the engine is stopped compress the hydraulic lifters. When engine is started those valves will clatter momentarily until the oil pressure fills those lifters. This is normal; nothing will fix this. All engines with hydraulic lifters (virtually all) do this whether you hear them or not.
Find information about GM's six-cylinder engine - the 3.6L V6 LLT - including detailed info and specifications, vehicle applications, and more.
