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Professional Automotive Repair Technical Discussions for October 25, 2006 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1984 Chevrolet Corvette 5.7L Battery draw VIN: 1G1AY0785E This Corvette has a 100 milliamp draw that will drain the battery. I have every fuse pulled out of the fuse box and I also have the ignition switch unplugged. Ive disconnected every relay that I can find. I also unplugged the Ecm to no avail. If I disconnect t... |
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| 1995 Chevrolet Caprice Classic 5.7L No Start, Hesitation, Stall VIN: 1G1BL52P7S ok Fellow tech's I have reached the end of the road. I have this caprice in my shop that runs like a bear most of the time.Problem is that when it feels like it it will simply cut out like your turning the ignition on and off,backfires won't idle,or just plain... |
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| 1996 Chevrolet Caprice Classic 5.7L manual 1st VIN: 1G1BL52P3T the vehicle drives and shifts fine, untill you put it in maunal 1st gear than it acts like its binding up, but reverse is fine. Someone told me of a possible cross leak, but not quite sure how it's possible. not sure where to go, if it's valve body problem or ... |
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| 1997 Chevrolet Lumina 3.1L Poor Idle Quality, Surge, Stall VIN: 2G1WL52M3V originally car came in for extended crank time & strong gas smell . after checking grounds & replaceing coolant sensor (broke at base), put in used computer,was ok for 2 weeks now it will stall on customer while cruising ,starts right back up but may idle roug... |
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| 2002 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNFK13Z92 truck was brought in for service engine soon light on, scan for codes and got po449. ck powers and grounds to vent valve. had power but no ground from pcm. repaired wiring and checked vent valve for clicking when commanded from scanner. all is fine so i cleare... Trouble codes: P0449 |
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| 2004 Chevrolet Impala 3.8L Lighting VIN: 2G1WF55KX4 car came in with no headlights low or high beam,customer said driving down the road and they went out and never came back on,checked all fuses and relays,powers and grounds @ bcm,swapped bcm and front emergency lighting flasher from known working car out of sa... |
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| 2002 GMC Envoy XL SLE 4.2L Drive-axles VIN: 1GKET16S12 Customer brought this Envoy in with the complaint of intermittent going into 4wd while drivin when selector switch is in 2wd position. The ind light flashes, he switches the switch to A4WD or 4WD and back to 2WD and it will then go back into 2WD. there are no ... |
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| 1976 Oldsmobile Cutlass S 5.7L engine VIN: 3J57R6D165 just need a little info. customer wants to replace a 350 olds with a 455 olds long block. need to know if all parts will swap (ie) intake, tmiing cover, oil pan, exh manifolds, dist, ect. i was under the impression (all though probebly false) that 350 and 455 ... |
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| 2000 Oldsmobile Intrigue GL 3.5L No Start VIN: 1G3WS52HXY costomer was complaining of hard start intermittently.when car would finally act up in shop,it would not start unless you opened the throttle then it would start but lots of blue smoke. Inspected plugs - fouled black soot. Replaced plugs-test drove 40 miles re... |
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| 2001 Pontiac Grand Prix GTP 3.8L security light VIN: 1G2WR121X1 I have a b2955 code from bcm. It says short to voltage from ignition switch. The problem is I don't have the master key of that car and I don't have the code to match with the system. The car run great but security light always flashing in cluster. I don't kno... |
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| 1996 Saturn SL1 1.9L Poor Idle Quality, Stall VIN: 1G8ZH5285T Thanks in advance for tour help, car came in about 1200 miles ago with oil in the antifreeze, found tsb for cracked cylinder head, replaced cylinder head with reman. and replaced timing chain. Now the car comes in with low idle when in gear and when you turn t... |
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| 1999 Saturn SL2 1.9L radio VIN: 1G8ZK5272X I bought this saturn to resale radio was locked up I was unable to get a code the dealer is 50 miles away. HE says bring it over and get the code. I offer to fax the title to prove onwership and to pay but they are not going help. I pressed #2and #3 and got a ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2005 Buick LeSabre Custom 3.8L Starting VIN: 1G4HP52K45 This Buick is fixed! Thanks for the help! This had a Passkey III system in it which disables cranking and the fuel pump. The [...] program won't work on this. You must turn the key on and let sit until the security light goes out, turn the key off for 5 sec... |
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| 2000 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KD54Y8Y The customer is happy and I guess that's the important thing. While inspecting the coil packs I noticed there was a bit of what looked like rusty corrosion on the #1 and #3 coil tips. I cleaned it off with a wire brush and replaced the boots they were making c... Trouble codes: P0300. |
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| 1989 Chevrolet Cavalier Z24 2.8L Excessive Emissions, Poor Idle Quality VIN: 1G1JF31W8K hey guys it seems that the problem was in front of mt face all along.this car had bosch injector when it was supposed to have multec.it also,I wastold had a 3.1 instead of the 2.8.I replaced the injectors and the car passed |
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| 1992 Chevrolet Corvette 5.7L No Start, Stall VIN: 1G1YY23P7N Hello again and thanks to all that replied, I went in with a fresh look and started checking all the electrical connections in the ignition circuit as suggested and made sure all had a good connection and then started the vette and let it run and it stayed run... |
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| 1993 Chevrolet Corvette 40th Anniversary Edition 5.7L input shaft bearing VIN: 1G1YY23P5P Hello everyone and thanks for the help and reassurance on this one. This one can be pulled apart, bearings etc put in and reassembled without 'special' tools. I handed this to a friend of mine who has a pretty extensive background in transmissions, and he did ... |
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| 1993 Chevrolet K1500 Cheyenne 5.7L Excessive Emissions, Hesitation, Surge, Cuts out, Misfire VIN: 1GCEK14K5P I was quite impressed with what a few had answered -- that was to check for the intake side blockage of the EGR ports . This idea makes the best sence and when customer can afford it , this is the route we will take |
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| 1995 Chevrolet Lumina APV 3.8L vent valve VIN: IGNDU0612S Considering I have double tested wiring and I have a known good cruise actuator, problem certainly is a bad ECM. While I will look for a reman. ecm on USA client is using car. Thanks |
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| 1996 Chevrolet Astro 4.3L Poor Idle Quality, MIL Lamp on, low power VIN: 1GCDL19W6T after posting to iatn our tech dug in to the astro, starting from scratch. he pulled the plugs,and did a compression test. He noticed that the plugs were champion platnum and had slight oil coke or? on #1, 3 and 5 plug so he installed them in the opposite bank... Trouble codes: P0300, P0175. |
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| 1996 Chevrolet Tahoe LS 5.7L fuel lines VIN: 1GNEK13R0T Well the majority rules ...either get the NAPA or Dorman repair kit or buy the factory replacemnet lines -- Thanks for all the neat replies |
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| 1999 Chevrolet K1500 Suburban 5.7L jerk at cruise VIN: 2G3WX36X3U Well this on is fixed. I slowly ripped down the upper intake looking for anything the tech may have done wrong. When I got the upper intake off and the spider out to check the poppets for crud I dawned on me that I never checked the poppet locations to make su... |
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| 1998 GMC K1500 Sierra SL 5.7L wheels/steering VIN: 2GTEK19RXW There are more names to mention on this'FIX' than time. I read all the replies and went through all the archives more than once. This is what I found. Slight play on the inner tie rods, shocks NO good, basically a worn-out truck. I had road tested this vehicle... |
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| 1991 Pontiac 6000 LE 3.1L No Start, Stall, START AND STALL VIN: 1G2AE84T1M Sorry to have held back on this one. I found several different problems with this one. However everything that I repaired never did resolve the problem. The customer eventually told us that his son, who is taking auto shop in High School was trying to find the... |
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| 2001 Pontiac Grand Prix GTP 3.8L Stall VIN: 1G2WR121X1 I used the 30 min. relearn procedure for the passkey.10 min. then go off 15 secThen key to START, immediately release to RUN. Wait 10 minutes, then key OFF. Wait at least 10 seconds, then key to START and release to RUN. Wait 10 minutes, then key OFF. Wait at ... |
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| 2002 Pontiac Sunfire SE 2.2L Fan opperation VIN: 1G2JB12472 Software controling fan has changed. Fan speed and duration has been extended and speed has been slowed to make engine temp more stable. Older software turned fan on high at about 221'F and abruptly stopped it around 198'F. Now fan control opperates fan longer... |
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