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Prev Professional Automotive Repair Technical Discussions for April 14, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1997 Cadillac DeVille 4.6L injector pulse VIN: 1G6KD54Y9V
hello caddy techs first time seeing this one . need alittle direction on where to start . car has been sitting for about one month customer started car up and moved out to street shut it off and it would not start back up .dash mesage board flashes theft syste...
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2001 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KD54Y31
This car ever so often shows #420 code. Has had three cat. converters put on it. The code disappears each time afterwords. No set time. Last one was about a year ago. No other codes. All cats. have been aftermarket. The first one was in Canada. I would go O.E.... Trouble codes: 420 (catalyst efficiency)
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1988 Chevrolet C1500 Cheyenne 5.7L engine VIN: 2GCEC19K4K
I NEED SUPER HELP, I HAVE LOST MY COMMON SENSE WITH THIS ONE, PROBABLY BECAUSE IT IS A SIMPLE TBI CHEVY. AFTER A NOTHER SHOP REPLACED THE ENGINE AND SHOTGONED IT WITH NEW PARTS THEY BROUGH IT TOO ME BECAUSE OF A LONG CRANK TO START CONDITION. I TOOK THE JOB FI...
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1992 Chevrolet Step Van P30 7.4L Poor Idle Quality, Surge, Cuts out, Stall, Poor Fuel Economy VIN: 1GBKP37NXN
i got this winnabego the other day and the guy drove it in from montana and how he got here i don't know. this thing is not kicking any codes. he has had everything you can think of replaced before it got here. he said he had a tune up done and time set(i thin...
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1997 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Hesitation, Misfire VIN: 1GNEK13R3V
HI guys I got one here that the miss just wont go away. MIL light is on, scanned for codes got a PO300 and it was clear that #5 was the big problem. did an injector balance test and all of them dropped to around 45psi after a starting point of 60psi. checked #... Trouble codes: P0300
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2000 Chevrolet Cavalier 2.2L No Start, Stall, MIL Lamp on VIN: 3G2JB1240Y
Car came in on wrecker because it stalled on highway and would not restart.I have a alldata system but was unable to find this code this afternoon in there info.I can not call them untill mon am and thought that someone has seen this before.I checked data seri... Trouble codes: U1000
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2001 Chevrolet S10 2.2L starter will not engage VIN: 1GCCS14591
hello and thanks in advance; this one has me stumped. s10 towed in customer said engine died and would not crank. tested battery ok and starter signal 0 voltage at purple starter wire. basic ck of fuses wire rub through etc, ck wiring diagrahm n. safety switch...
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1988 Oldsmobile Cutlass Calais 2.3L Surge, Cuts out, Stall, MIL Lamp on VIN: 165DGH76J8
i un hooked battery to clear codes becuase i changed o2 sensor why cuase custermer had bought it,fixed vaccums and checked grounds.with in 10 mins. car stalled twice end gave codes 23 air temp sensor open,43 est failure,53 over voltage.same codes was wondering... Trouble codes: 23 (air temp sensor), 43 (est), 53 (over voltage)
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1997 Pontiac Grand Prix SE 3.8L Poor Idle Quality, Misfire, MIL Lamp on, LEAN VIN: 1G2WJ52K8V
help i have a 1997 pontiac grand prix that came in with a code p0300 random misfire only at idle mostly cyl 3 and 4 original plugs and wires with very large gap changed plugs wires rotated inj to see if it was an inj changed intake checked the upper plenum cha... Trouble codes: P0300 (radom misfire)
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Fixes & Summaries for GM
Fix/Summary Answers
1991 Chevrolet C1500 Cheyenne 5.0L Pedal Feel, Breaking VIN: 1GCDC14H0M
I recieved lots of suggestions from both iATN and tech hotlines and ended up replacing the hoses, shoes, pads, rotors, wheel cylinders, proportioning valve, 2 additional master cylinders, 1 additional booster, and I even bypassed the RWAL unit. Nothing worke...
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2000 Chevrolet Express 3500 5.7L Hesitation, Cuts out, Stall, EXTENDED CRANK VIN: 1GBHG31R2Y
Sorry for the delay in closing this one.Found lack of fuel pressure and steady drop do to bad pump.I do not know what caused pressure drop but I do know that it was in the sending unit.I ended up modifing my fuel pressure gauge and installed it on the outlet o...
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2002 Chevrolet Silverado 1500 4.8L 4wd VIN: 2GCEK19V82
Many thanks to all of you that replyed. It has been a week since I attempted a repair and the symtoms have not returned so I am calling this a fix. Bruce from Ontario was right when he said to replace the switch on the transfer case that switches the front dif...
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1995 Oldsmobile Silhouette 3.8L no heat VIN: 1GHDU06L4S
yes. this van is fix. the problem is heater core clogged. i also cutted the inside of the box out to determine it. it partial clogged. no wonder when idle it have some heat. thank you very much for the information, this network is good information for all tech...
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2000 Pontiac Bonneville SE 3.8L steering VIN: 1G2HX54K8Y
thanks for the replies. found left hand axle shaft bad, witch is funny because it did not wable near as bad as the right side, i talked to a transmission tec who told me that they have had numerous cars with this symptom and they replace both axle shafts with ...
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