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G
gmbellew
Full Access Member
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From
Kansas city
Joined
May 27, 2018
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Today at 11:40 AM
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G
gmbellew
replied to the thread
'88 350 TBI Engine Noises and Idle
.
hard to say. the code may have a clue to follow...let us know what it is. I did have a TCC solenoid go bad. it had a crack. had no...
Today at 12:39 AM
G
gmbellew
replied to the thread
Help! 1991 Suburban cuts out suddenly, immediately restarts. Tried everything.
.
sounds electrical and something in the ignition system or computer controls. has it ever popped either of the ECM fuses or set the...
Yesterday at 9:45 AM
G
gmbellew
replied to the thread
350tbi stalls for fuel cutoff
.
Closed loop is when the ECM is using feedback from the O2 sensor to adjust fuel trims. Open loop is when the ECM is only using CTS, TPS...
Wednesday at 3:16 PM
G
gmbellew
replied to the thread
350tbi stalls for fuel cutoff
.
just what the manual says....that there is a time component to when closed loop goes into effect in addition to engine temp and O2...
Wednesday at 1:27 AM
G
gmbellew
replied to the thread
1990 R2500 Suburban speedometer not working
.
1990, I think, is VSS. but i am not 100% on a 2500. if it is VSS and no codes being thrown and cruise works i would strongly suspect the...
Jun 8, 2025
G
gmbellew
replied to the thread
350tbi stalls for fuel cutoff
.
I meant exactly 5min after a cold start. not that the engine was cold. sorry.
Jun 7, 2025
G
gmbellew
reacted to
TDoc's post
in the thread
Front center seat, center console upgrade, 3rd seat, 6th seat, jump seat
with
Like
.
I would think it would fit since Blazer and suburban use the same center console. This console/jump seat is 13.5 inches wide and 23...
Jun 6, 2025
G
gmbellew
replied to the thread
Front center seat, center console upgrade, 3rd seat, 6th seat, jump seat
.
Thats a great idea and awesome fit! How would that fit in a burb? I was thinking the burb seats are bigger and wider than the blazer seats?
Jun 6, 2025
G
gmbellew
replied to the thread
350tbi stalls for fuel cutoff
.
Closed loop is a function of temperature and also some minimum time threshold. If it stalls at nearly exactly 5min on a cold engine, it...
Jun 6, 2025
G
gmbellew
replied to the thread
350tbi stalls for fuel cutoff
.
https://www.gmsquarebody.com/threads/1973-1991-service-manuals.14499/ Stalling after 5min of idle could be when it hits closed loop and...
Jun 5, 2025
G
gmbellew
replied to the thread
87’ 350 tbi hot start issue
.
Yessir
Jun 4, 2025
G
gmbellew
replied to the thread
87’ 350 tbi hot start issue
.
There should already be a test lead off the relay to apply 12v that will turn on the fuel pump and bypass the relay. Red wire, if I...
Jun 4, 2025
G
gmbellew
replied to the thread
1987 454 TBI stalls at idle after a short time
.
how does the reading at the O2 sensor, if you backprobe it, compare to winALDL? wondering if you are probing the wrong pin? some 454, I...
Jun 1, 2025
G
gmbellew
reacted to
JamesSam's post
in the thread
JamesSam's TBI Code 21 Test Thread
with
Like
.
After work today, while the better half and the kids were at the pool, I thought about what exactly I should do 1st, 2nd, and last with...
Jun 1, 2025
G
gmbellew
replied to the thread
TBI spare parts
.
there should be a flex line downstream of the filter. i just flexed it to install a similar adapter from actron and I've left it in...
Jun 1, 2025
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