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G
gmbellew
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From
Kansas city
Joined
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G
gmbellew
replied to the thread
1985 K10 Wiper Issues
.
see if this helps
Thursday at 7:02 PM
G
gmbellew
replied to the thread
1987 TBI Rough Idle Help!
.
I figured your fuel injection system had a computer readout? Rich is O2 values steadily near .8-.9v and the computer would be reducing...
Thursday at 3:16 PM
G
gmbellew
replied to the thread
12v ignition switch source
.
I am curious about this. Pretty sure my TBI has 12v to fuel pump always when the engine is running. Is that an issue?
Thursday at 1:33 PM
G
gmbellew
replied to the thread
1987 TBI Rough Idle Help!
.
I've had new AC Delco wires last less than 2 years before they started letting the spark out. Just because it was recently replaced...
Thursday at 11:27 AM
G
gmbellew
replied to the thread
1987 TBI Rough Idle Help!
.
Higher RPM can mask other issues. I'd check plug wires for cracks, especially the wire from coil to cap. I'd check the distributor cap...
Thursday at 10:01 AM
G
gmbellew
replied to the thread
1985 K10 Wiper Issues
.
you should be able to bypass the delay module. the harness will plug into itself. aside from that, I'd hit up the reference library...
Wednesday at 10:31 PM
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
I try to only use AC Delco parts for any engine sensor or management, including the ICM.
Tuesday at 12:27 PM
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
injectors ground through the ECM. follow the charts I posted earlier. check for spark. if you don't have spark, diagnose that. if you...
Monday at 9:51 PM
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
Sounds like you are on the right track. I've had my 90 suburban for 6 years and just now feel like I have all those sorts of issues...
Monday at 4:27 PM
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
I am guessing that's your problem....
Monday at 12:56 PM
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
check for spark while cranking. if you have no spark, follow the ignition check. if you have spark, follow the injector check chart A4...
May 12, 2024
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
fuel pump wiring is on ECMB fuse. probably have a short to ground in the wiring for that side?
May 10, 2024
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
did it at least flash 12 so you know the SES light is working?
May 9, 2024
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
I've had shutoff issues on my 90, for a variety of causes. Usually I have a code or a fuse blown to help diagnose. Often a blown fuse is...
May 9, 2024
G
gmbellew
replied to the thread
87' R10 TBI 350 shuts off when driving. HeLP
.
The oil pressure switch doesn't turn off the fuel pump if the pressure gets low. But it does serve as a backup to the fuel pump relay to...
May 9, 2024
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