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My 2020 ST started knocking 2 days ago on morning cold start.

Messages
57
Reactions
26
Points
7
Location
Charlotte
Vehicle
2024 Explorer ST
#21
Jeeze, i mean "locked up" is so non specific. As long as they can't find a reason to deny your warranty you should be fine. I'd still want to specifically know what specifically happened.
 

hbalek

Active Member
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530
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232
Location
Kensington, MD, USA
#22
Well service department say, motor will need replacement, that it justed locked up. My extended warranty is reviewing it today. Quote so far is 10k for motor
How many miles do you have on your 2020 ST?
 

OP
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Messages
39
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15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #23
72,000
 

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56
Reactions
24
Points
7
Location
California
Vehicle
2025 Ford Explorer ST
#24
They want to put you in a new one because they will get money from you. If you make them just replace the motor they have to do it under the recall and will get nothing and you will get another warranty on it as well which could cost them even more money down the road if the warranty needs to be used. Just something to think about.
 

OP
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Messages
39
Reactions
15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #25
Well warranty engine replacement was approved this week, now the wait for installation. Hopefully this year
 

OP
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Messages
39
Reactions
15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #27
Still no other details on specifically what happened?
The service team just started yesterday and said Turbo are bad too, but still didn't say how it died. I think it was the Ford blend oil and my driving style. Will be going back to doing my own oil changes with AMSOIL like I've with my 3 other Fords for years. Never an oil related issue.
 

Messages
57
Reactions
26
Points
7
Location
Charlotte
Vehicle
2024 Explorer ST
#28
The service team just started yesterday and said Turbo are bad too, but still didn't say how it died. I think it was the Ford blend oil and my driving style. Will be going back to doing my own oil changes with AMSOIL like I've with my 3 other Fords for years. Never an oil related issue.
Just wow, with the not crazy intervals using the Ford recommended oil thats pretty nuts if the oil broke down to a point where it destroyed the engine. Would love to see an oil analysis done to see if the oil really failed, or there was some other oil system related issue like the pump breaking. Another potential is if you were running a bit on the low range of normal and driving hard , seems these engines are known for oil pressure problems due to the shitty shallow plastic pan with little in the way of baffles.

This is reinforcing my decision to pre-purchase the fenfab upgraded oil pan and keep paying for premium Amsoil or other top rated full synth.
 

Messages
56
Reactions
24
Points
7
Location
California
Vehicle
2025 Ford Explorer ST
#29
I'm curious what kind of driving style do you have?
 

OP
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Messages
39
Reactions
15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #30
Just wow, with the not crazy intervals using the Ford recommended oil thats pretty nuts if the oil broke down to a point where it destroyed the engine. Would love to see an oil analysis done to see if the oil really failed, or there was some other oil system related issue like the pump breaking. Another potential is if you were running a bit on the low range of normal and driving hard , seems these engines are known for oil pressure problems due to the shitty shallow plastic pan with little in the way of baffles.

This is reinforcing my decision to pre-purchase the fenfab upgraded oil pan and keep paying for premium Amsoil or other top rated full synth.
Im just thinking the Ecoboost should use the best oil you can afford. My other Ford 95 Aerostar 331000 miles, 2006 V8 Explorer 190000 miles 88 V8 Thunderbird 72000. The trans in Aerostar, the other 2 dui drivers totaled. All had tunes from the da i owned.
 

OP
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Messages
39
Reactions
15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #31
I'm curious what kind of driving style do you have?
I might launch more then i should, but did the same in my tune 2006 V8 Explorer for 11 years.
 

OP
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Messages
39
Reactions
15
Points
2
Location
MD
Vehicle
2020 Ford Explorer ST
Thread Starter #32
My son has a built BMW 335i for me to gauge my progress with tunes, but was only stage 1 shelf tune.
 



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