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weaponoffreedom
OBS Enthusiast
·
From
NC, USA MF
Joined
Jul 19, 2023
Last seen
8 minutes ago
·
Viewing thread
99 k3500 454 stumbles at idle and taking off from stops
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weaponoffreedom
reacted to
fancyTBI's post
in the thread
99 k3500 454 stumbles at idle and taking off from stops
with
Like
.
OP hasn’t been here since September of ‘23. Unlikely to get a response but never know. You might have more luck starting your own thread.
7 minutes ago
weaponoffreedom
reacted to
kennythewelder's post
in the thread
Am I underpowered?
with
Like
.
As mentioned, it's your tire size, with the rear end gearing that is holding you back. With 35s, you need 456, or 488 gears.
Apr 15, 2024
weaponoffreedom
reacted to
454cid's post
in the thread
7.4 Vortec lower intake coolant leak?
with
Like
.
Are you SURE the exhaust is sealed? If there's a leak, that's a spot for extra O2 to enter the exhaust and mess with the O2 sensor...
Apr 2, 2024
weaponoffreedom
replied to the thread
7.4 Vortec lower intake coolant leak?
.
100% sure, no. But I know therre is a coolant leak, and on startup I see "bubbles" around the flange on bank 2, and the exhaust has...
Mar 29, 2024
weaponoffreedom
replied to the thread
7.4 Vortec lower intake coolant leak?
.
@Schurkey correct, commanding a lean conditon, which means reports are rich yes leaking coolant o2 are new 6 months, installed with...
Mar 29, 2024
weaponoffreedom
reacted to
Schurkey's post
in the thread
7.4 Vortec lower intake coolant leak?
with
Like
.
Computer is in lean-command. Reducing the fuel quantity that would normally be injected. Leaking WHAT? Coolant? Not that I know of...
Mar 29, 2024
weaponoffreedom
reacted to
454cid's post
in the thread
7.4 Vortec lower intake coolant leak?
with
Like
.
I would guess the injectors flow more than the originals and the PCM is adjusting for it. I'm no authority on fuel injection, though...
Mar 26, 2024
weaponoffreedom
posted the thread
7.4 Vortec lower intake coolant leak?
in
Engine Performance + Maintenance
.
Looking for a bit of help. Been chasing a negative fuel trim issue, sometimes near -18 on both banks. Fuel pressure is good. 58 FPR...
Mar 25, 2024
weaponoffreedom
replied to the thread
Do I have a K3500HD or just a random beefier truck?
.
This is True with the C3500HD, not the c3500 this is true
Feb 6, 2024
weaponoffreedom
reacted to
454cid's post
in the thread
Do I have a K3500HD or just a random beefier truck?
with
Like
.
That's probably a swap.
Feb 6, 2024
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