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Chevrolet S10: I have a 2002 Chevy S10 4.3L V6 5 Speed that
I have a 2002 Chevy S10 4.3L V6 5 Speed that is idling very poorly. I have just replaced the fallowing: 2 Upstream O2 Sensors Spark Plugs Plug Wires Dist. Cap Dist Rotor MAF IAC TPS Also cleaned the t… read more
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voltage..my 95 LT1 Mass air flow meter at idle..throttle..volt
What output voltage should I get from my 95 LT1 Mass air flow meter at idle? Should it go down or up while revving? Presently I get 4.5volts at idle and small stabs of the throttle make it dip into th… read more
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2003 4.3L 4wd Blazer.We have no power on acceleration..runs rough..maf
2003 4.3L 4Wd Blazer. We have no power on acceleration. When just running around town its ok, but stick your foot into it and it bogs down, loses speed and at downshift it even runs rough. Here's whga… read more
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p300: my 2005 avalanche..cables..codes it seems to crank..runs rough
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2002 CHEVROLET blazer: p0101..FUEL PRESSURE..INJECTORS DISTRIBUTOR
I HAVE 2002 CHEVROLET BLAZER 4.3L P0101 NO POWER UP HILLS POOR FUEL ECONOMY TRIED AIR FLOW METER TPS AIR FILTER CHECKED EXHAUST SEEMS TO FLOW OK REALLY HOT FUEL PRESSURE AT 58PSI NEW FUEL FILTER FUEL … read more
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99 chevy: cyl..missfire p300, i had found the tsb for a poss..pcm
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96 chevy suburban: black fouling the spark plugs.found
96 chevy suburban 5.7,2500. runs terrible. black fouling the spark plugs.found that it had a leak inside intake. replaced entire unit-spider injection-still runs bad. 1345 code, distributor out of tim… read more
GM Tech (Cam)
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1999 chevy: 4.3l..vin..rich..fuel pressure 67 koeo, 58 @ idle
1999 chevy k1500 4.3l vin w. runs rich, fuel pressure 67 koeo, 58 @ idle. tune up recent, injectotr balance test good. coolant temp good, maf clean, codes p01744, po300, p1158. replaced b2s1 02. no va… read more
Joe
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1996 chevy suburban: rotor..pcv, fuel filter, air filter..idles
i have a 1996 chev suburban it has lost power backfires spits under a load i have tried new plugs, wires, dist cap & rotor, pcv, fuel filter, air filter, all the basic tune up parts. but the problem r… read more
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95 astro: emissions..plugs,oxygen sensor,dist cap,ignition rotor..fail
95 astro, failing emissions. Replaced cat converter,plugs,oxygen sensor,dist cap,ignition rotor,temp sender, still showing fail. Any clue? V6 4.3L. Thanks Tom… read more
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1998 chevy malibu: crank..eng..surge..fuel pressure regulator is dry
1998 chevy malibu, cold longer crank time and once running eng. will surge up down between(NNN) NNN-NNNNrpm. fuel pressure regulator is dry. IAC. seems high KOEO cold, IAT. reads 23 deg.F ambient air … read more
GM Tech (Cam)
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1999 S10: ran fine..Cyl..it warms up it runs fine no mis or misfire i
I have a P0113 Code: IAT Sensor 1 Circut High Input i changed the Coolant temp sensor thinking that was the one i have a 1999 S10 2.2l i changed the valve pan gasket about2 weeks ago and it ran fine t… read more
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I have a 1998 chevy s-10 pickup 2.2 liter. It is flooding badly.
I have a 1998 chevy s-10 pickup 2.2 liter. It is flooding badly. The computer shows the vehicle to be running lean. Short term fuel trim is at 49% long term about 20%. I have changer post and pre cat … read more
Arench
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MAP sensor, o2 sensor, egr solenoid, vacuum lines, spark plugs, wires
Why is my '93 S-10, 2.5L, running rich and barely idling? Recently replaced parts include fuel injector, idle air control valve, MAP sensor, O2 sensor, EGR solenoid, vacuum lines, spark plugs, wires, … read more
Triston
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97 chevy astro: fuel filter..spark plugs..MAF, MAP, TPS
I have a 97 chevy astro van 4.3L CSFI(w) engine that will run fine for days then bam, I get random multiple misfires and hard shifting in and out-all drive cycles for short periods of time. I have rep… read more
Dan
Dan
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Associate Degree
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GM Tech (Cam)

GM Tech (Cam)

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Ron Z.

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