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I have a 1994 C1500 5.7L. I recently replaced all my gaskets
I have a 1994 C1500 5.7L. I recently replaced all my gaskets and seals, truck was running fine before, went to start the truck and serious rough idle. Sounded like a horse galloping. I went back and d… read more
kalamykid
kalamykid
Pactor automotive
Vocational, Technical or Trade Scho
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Have a 1991 C1500, 5.0L TBI. Start/Run in P/N is good @ app
have a 1991 C1500, 5.0L TBI. Start/Run in P/N is good @ app 650~725 RPM, IAC Count app 50~60. When placed in D, the RPM initially shows app 550 then the IAC and RPM continue to climb to app 875 RPM. P… read more
Roy
Roy
shop foreman
Associate Degree
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Chevrolet C1500: 1993 Chevrolet c1500. 4.3l TBI V6. Exhaust
1993 Chevrolet c1500. 4.3l TBI V6. Exhaust backfire under load. No check engine light. No codes. Do not have access to OBD 1 scanner so can't check live data. It idles perfect and cruises fine. Igniti… read more
BOBBYSS
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Chevrolet C1500 Silverado 2wd: Im installing an MSD 6A. I
I'm installing an MSD 6A. I was looking for a Switched connection under the hood to hook up the the box. this input just tells the Box when the key is in run or start. the power is connected directly … read more
K. Wiggins
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Associate Degree
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Chevrolet C1500 4x2: 94 Chevrolet C1500 5.7L TBI Lopes at Idle
94 Chevrolet C1500 5.7L TBI Lopes at Idle once Engine Warms Up? 143,000 miles, new: tps, ignition control module, plugs & wires, Distributor cap & rotor button, fuel pump 7 filter, and fuel pump relay… read more
Roy
Roy
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Chevy: c1500..i need power and run fine at idle ...sometime,backfire
i have a 1994 4.3 chevy c1500 (i speak french)the engine sputting(hesitate)when i need power and run fine at idle ...sometime,backfire occur...i have changed all ignition part available at the store a… read more
kalamykid
kalamykid
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90 C1500 350-5 speed tbi it runs great..exhaust..sensors..wires,coil
I have a 90 C1500 350-5 speed TBI it runs great before it gets to running temp,once it reaches running temp it's sluggish upon acceleration and upon decel it backfires out the exhaust??? All sensors a… read more
Robert R
Robert R
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Vocational, Technical or Trade Scho
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88 Chevy: 2500 5l will backfire thru tbi when accelerating..low rpm
My 88 Chevy C-2500 5L will backfire thru TBI when accelerating from red light, irregular output under small load and low RPM… read more
Tim's Auto Repair
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replacing..intake, tbi and distributor..oxygen sensor
I have a 90 c1500 PU with a 350 TBI. The engine has gone bad and am replacing it with a new 350 (actually a 355) crate engine. Iam transfering the intake, TBI and distributor to the new eng. Also inst… read more
John
John
Master A.S.E Automotive technician
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1995 c1500 2wd with 5.7 tbi engine..surges..cap, rotor, wires
I have 1995 c1500 2WD with 5.7 TBI engine and just off idle (about 1,000-1,250 RPM) it runs eratic and acts like it wants to flood. It also surges when you drive it slow around town. I've replaced cap… read more
Ted G.
Ted G.
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A 1995 c1500 2WD with 5.7 TBI engine..runs rough..RPM..runs fine
I have a 1995 c1500 2WD with 5.7 TBI engine and just off idle it runs rough and eratic (1000-1250 RPM only) It idles fine and runs fine if you step on it hard, but surges driving slow around town.… read more
tundra_fats
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91 Chevy: a 350 TBI engine in it and the tps sensor..swap..wiring
91 Chevy c1500 Auto 5.0 TBI I put a 350 TBI engine in it and the tps sensor are different plugs. and i cant just swap the tps's. i am nee the wiring schematics for rewiring the tps.… read more
david
david
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86 chevy: ign ecm new cap rotor plugs & wires..springs..lifters
86 chevy 350 tbi backfires sometime started blowing fuse for ign ecm new cap rotor plugs & wires about 4800 miles ago seems to idle fine no loss of power springs rocker arms & lifters seem to be ok wh… read more
Amedee
Amedee
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Vocational, Technical or Trade Scho
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90 G20: van..stalls..new plugs, wires, cap, rotor, and ignition module
I have a 90 G20 van 350 TBI it has a hesitation at low rpms, run fine in drive ( has OD) at highway speeds, but slow down or stop, and it hesitates or stalls, runs rough and tries to backfire through … read more
Ken
Ken
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Associate Degree
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94 GMC: seirra c1500 5.7L tbi not getting enough power to spray gas
94 GMC Seirra c1500 5.7L tbi not getting enough power to spray gas.When i put a 9v battery on the posts of the tbi it sprays gas.What do i need to replace-what powers the tbi?… read more
Dave Nova
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88 Chevy: backfired..melted..injectors..it is still idleing real high
I have an 88 Chevy Sportsvan it backfired and melted the injectors.I have changed the injectors and it is still idleing real high how do I fix this?… read more
classictech
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88 454 k-3500 rebuilt heads new computor..control module..timing
backfire trough tbi 88 454 k-3500 rebuilt heads new computor/ plugs wires/cap/rotor air control module intake gaskets timing at 4 other sensor ohm ok stumped… read more
Mazda Ed
Mazda Ed
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engine cranks.fuel pump works.have fuel pressure.no
engine cranks.fuel pump works.have fuel pressure.no trouble codes.injectors not spraying(TBI c1500 5.7L auto)… read more
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