F150 Repair Advice...

Z Barebow

WKR
Joined
May 24, 2012
Messages
353
I have a 2014 F150 3.5L 172K.

I recently had to chase several coil pack/plug failures (To be honest, it was my local shop that was chasing) Intermittent miss, but would not throw a code. They did diagnostics, but nothing. Every time I was under load (pulling camper uphill) I would get misses. Frustrating! (When is the "shoe" going to drop?). But shop was patient and so was I. Finally threw a code and they got me in to read. We after replacing coils & plugs/chasing misses that did not throw code we had 3 coils and plugs replaced.

Also had a burnt oil smell at start up. (Exhaust manifold. Nothing hitting the ground) Power brake booster AND valve cover gasket. ($1250 or so)

Shop never charged me diag until they found issue. I have my oil changed there and all of the above probably ran me around $3K over 4 shop repair visits. They have a top tech, but he is 2-3 years from retiring.

I love the truck and she is running smooth and strong. I have owned it since 2017 and 39K. I will run it into the ground.
 
Joined
Apr 8, 2019
Messages
2,028
It's an eco puke...consider yourself lucky you got 180k out of itand learn your lesson...get the 5.0 next time..

My transmission is being replaced in my 250 under warranty...in the last month I have had 2.7, 3.5, and 5.0 F150 loaner. All the same '25 model, stx, with less than 2k miles...the sticker have been in the glove box. Why anyone wouldn't pay the 3k difference for the 5.0 is beyond me...you will save that 3k in maintenance in no time.
 

IdahoElk

WKR
Joined
Oct 30, 2014
Messages
2,618
Location
Hailey,ID
Long story short... my 2016 F150 (3.5 Eccoboost) started eating spark plugs and coil packs a few months ago. Took it to a local garage, 3 large repair bills (totaling $6k) from him later. New plugs & coil packs twice, replace valve cover gasket & valve cover... each time telling me that he was finding oil in certain cylinders. This is the 4th trip back to this shop in a month, today he tells me that there's no compression on cylinder 3 and I need a new engine. I ask him what about the $6k I've dropped with him in the last 3-4 wks and he says "it sucks man". Picking this truck up in the morning... my question is, what would you do? Should I hold this guy accountable for milking me dry the last 3 wks and what would you do with this truck at this point? 180K miles Ford telling me a new engine is $10-12k. I'm at a loss.
Did he drop part of a broken plug in a cylinder and kill it?
Were you burning oil before this? did you have an engine misfire before? if yes, they didn't do a compression test?
Sounds to me like he shot a parts canon at your truck and really didn't spend any time diagnosing the problem correctly.
This guy milked you.
 
Joined
Sep 10, 2014
Messages
2,992
Location
hawai'i
@StuckInTheEast that was one of the most straight forward honest assesments I’ve read in a long time. Thanks for the time. I had a 2016 f150 with 160k that was starting to turn into a regular money guzzler. If I had a decent shop I would have kept that truck for a long time. Had a great one but it shut down and the guy retired. Can’t say thank you enough to a good mechanic in this current throw a way world. I have a 21 f150 now with 45k. Do you mind giving a quick list of what you would consider must-do preventative maintenance other than oil changes and tire rotations?
also interested thx for posting I've got a 20 2.7 and only been doing regular 5k oil changes for now. especially wondering what to do to try to get the most out of the tranny mines ran fine but seen the issues on the internet
 
Joined
Dec 27, 2015
Messages
1,048
I have a 2014 F150 3.5L 172K.

I recently had to chase several coil pack/plug failures (To be honest, it was my local shop that was chasing) Intermittent miss, but would not throw a code. They did diagnostics, but nothing. Every time I was under load (pulling camper uphill) I would get misses. Frustrating! (When is the "shoe" going to drop?). But shop was patient and so was I. Finally threw a code and they got me in to read. We after replacing coils & plugs/chasing misses that did not throw code we had 3 coils and plugs replaced.

Also had a burnt oil smell at start up. (Exhaust manifold. Nothing hitting the ground) Power brake booster AND valve cover gasket. ($1250 or so)

Shop never charged me diag until they found issue. I have my oil changed there and all of the above probably ran me around $3K over 4 shop repair visits. They have a top tech, but he is 2-3 years from retiring.

I love the truck and she is running smooth and strong. I have owned it since 2017 and 39K. I will run it into the ground.
I'm getting a burnt oil smell at startup and just had the exhaust manifolds replaced a year ago.
Is that what was causing the burnt oil smell or the valve cover gaskets?
Take this to PM if you want so as to not derail the OP.
I got a code and intermittent miss under power and the code showed coil pack #6. $70 and 20 minutes of wrenching in my driveway and I'm good to go.
 

eamyrick

WKR
Joined
Apr 24, 2018
Messages
1,433
Location
Central Texas
I'm getting a burnt oil smell at startup and just had the exhaust manifolds replaced a year ago.
Is that what was causing the burnt oil smell or the valve cover gaskets?
Take this to PM if you want so as to not derail the OP.
I got a code and intermittent miss under power and the code showed coil pack #6. $70 and 20 minutes of wrenching in my driveway and I'm good to go.
My 2016 was spitting a very small amount of oil from valve cover gaskets and had the oil smell. The repair was quoted pretty high so I didn’t see the value of having it done.
 

Bama67

Lil-Rokslider
Joined
May 28, 2017
Messages
191
Location
North Idaho
5.0 engines are not without thier issues, especially 2018 and newer, 2011- to mid 2017 were solid.
2015-mid2017 were peak for Ford half tons.
The 5.0s and 2.7 of that time period are very reliable outside of the inevitable oil pain leak of the 2.7
They still had the ultra-reliable 6 speed and now have the Aluminum body.
3.5 has always had timing chain issues among other things.
If you want a dead-reliable Ford, buy a 6.2 with the 6 speed and rest easy and just eat the few mpg lost.
 

StuckInTheEast

Lil-Rokslider
Joined
Oct 3, 2022
Messages
129
5.0 engines are not without thier issues, especially 2018 and newer, 2011- to mid 2017 were solid.
2015-mid2017 were peak for Ford half tons.
The 5.0s and 2.7 of that time period are very reliable outside of the inevitable oil pain leak of the 2.7
They still had the ultra-reliable 6 speed and now have the Aluminum body.
3.5 has always had timing chain issues among other things.
If you want a dead-reliable Ford, buy a 6.2 with the 6 speed and rest easy and just eat the few mpg lost.
This is accurate...Biggest issue that ive seen with newer 5.0l being oil consumption.
6.2l is a tank, just a bit thirsty and needs plugs, coil boots and resistor pills every 50-60k or you'll be replacing coils.
The 2.7l has been solid overall but there have been some changes in recent years that I'm not all up on because we aren't seeing them yet out of warranty... Oil pan and water pump leaks were most common issue I've seen...a couple blown headgaskets from neglected coolant leaks...but thats not the engines fault.
10spd trans been dropping like flies. supposed to have been remedied in 2022+...seen ALOT of failures popping up on pre '22 10spds recently...I've not dug i to that much as most are under warranty still and the one we had that wasn't traded it back in.
Rebuild alot of f series rear diffs due to pinion or carrier bearing failures...nothing to be done there maint wise, it just happens.
With a 2.7l f150 id say just change your plugs every 50-60k, keep good oil in it every 5k,change trabs fluid every 50-60k, axle/tcase every 70-90k and roll until anything else pops up and don't neglect it when it does.
 

Tnarb44

FNG
Joined
Sep 9, 2020
Messages
7
The 2.7 is generally known to be a reliable motor, time for a second opinion before you take the next step. I have over 185K trouble free miles on mine, frequent oil changes and good maintenance practices are key withe ecoboosts.
 

jimh406

WKR
Joined
Feb 6, 2022
Messages
1,291
Location
Western MT
I'd probably try to trade it assuming it runs at all. I use a mechanic that warranties his work. I haven't used it yet, so maybe he doesn't really.

I don't think I'd use that mechanic again.
 

GSPHUNTER

WKR
Joined
Jun 30, 2020
Messages
4,908
The problem you are up against is, if you replace the engine you are still goin to have other issues with the truck. I have a 04 Yukon which I prefer to put a few spend several hundreds if not a few thousand a year to take care of normal wear and tear vs buying a new one and having a high monthly payment which could be upwards of 8 K a year. If it can to replacing the engine for 12k, that is where I would draw the line. Of course the problem there is, with a bad engine, the truck has only scrap value. Have you looked into a short block, that could save some money vs brand new one.
 

Tnarb44

FNG
Joined
Sep 9, 2020
Messages
7
A quick web search brings up a number of forum posts that are similar to yours with a lot of info. If it actually needs an engine, I think I would trade it on something else if I couldn’t find an engine for a reasonable cost.
 
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