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Prev Professional Automotive Repair Technical Discussions for March 9, 2012
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Help Request Answers
1988 Chevrolet C1500 Cheyenne 5.7L Odor VIN: 2GCDC14KXJ
Have serviced this truck for the last 3 years, Runs great. Customer brought it in this evening for a bad odor in the cab. Verified ordor in cab, is strong. Only happend twice in the last month. Could be electrical wire burning or something in the engine compar...
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1990 Chevrolet Lumina 3.1L Stall, no power VIN: 2C1WN54T8L
Hi guys, Forgive me but I am not at the shop, on vacation in the country at a friend's house. His daughter's 90 Lumina began acting up one day losing power then just died. We got it to his house and began looking. It will start up easy and idle fine but if y...
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1998 Chevrolet C3500 Cheyenne 5.7L ignition switch security VIN: 1GCHC34R5W
i am working behind many people . the vehicle starts and runs with a computer for another vehicle .not my doing . the passlock module has been replaced .the relearn procedure never gets past the security lifht flash . it never flashes .
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2008 Chevrolet Silverado 2500 HD WT 6.6L MIL Lamp on VIN: 1GCHK23618
Truck was at dealer and they recomended EGR cleaning for 800.00. Truck has no symtoms aside from MIL on. Customer wants me to do job and I've never done one before and would like some advice. Alldata and Mitchell have little info and our archives don't have mu... Trouble codes: P0401 (EGR insuficiant flow)
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2010 Chevrolet HHR LS Panel 2.2L abs/trac warning light/message VIN: 3GNBAADB8A
Hello folks, above vehicle intermittently will set code C0035, which i cannot find a test procedure for this code for this car in alldata. description is LF WSS fault, so i scoped the lf sensor, has a nice clean sine wave, appears normal, checked against rf si...
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2004 GMC Canyon SLE 3.5L incorrect mileage VIN: 1GTCS14664
This truck came in with.Interior lights staying on, and horn was inop.I replaced the bcm.Then the mileage stayed at 46876.So after testing everything,the ipc was bad.I replaced the ipc.Now the mileage is working, but it started at 0.I let customer drive it,bec...
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2005 GMC Sierra 1500 SLE 4.8L engine VIN: 1GTEK14V55
customers complaint is engine starts and stalls immediately multiple times, once it starts and is running all is ok. check engine light on and codes stored are p0300 cylinder misfire, no ignition problems found performed crank variation relearn and that proble...
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2002 Saturn SL2 1.9L w/bearings
Hey all, sorry, didn't grab the VIN...Regular customer of ours has an 02 saturn sl2. In the past 80k we have put six front wheel bearings in it. We have tried different brands of bearings, the knuckles are clean, the bearings go in with no unusual effort. we h...
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Fixes & Summaries for GM
Fix/Summary Answers
1999 GMC K1500 Suburban SLE 5.7L No Start, Poor Idle Quality, Hesitation, Cuts out, Misfire, no cold start VIN: 3GKFK16RXX
I have to thank everyone for all the very good responses..you all know how it is when you do so much work to a vehicle and get so tired of looking at it... the problem is that the customer loaded it with a little to much starting fluid then boom and timing jum...
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2000 GMC C3500 Sierra SL 5.7L Exhaust VIN: 1GDJC34R7Y
Thank you everyone for the suggestions. Unfortunatlly the only pre made exhaust systems are for pick-ups and not cab and chassis and would not work. We went with the available muffler even though it was half the size, and had the other pipes made up.
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2008 GMC Canyon SLT 3.7L 4wd VIN: 1GTDT19E88
Well this one is fixed! It was funny because I had tested the 4/2 switch twice before and it tested good. I finaly got it to fail completely. I cracked it open and it was all green inside. The other issue was I had seen signs of someone else had been in th...
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2004 Saturn Ion-3 2.2L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1G8AW12F84
I want to thank everyone who took the time to reply. Most of you thought that it seemed to be a ground problem. That made sense to me as well. So I cleaned and scuffed all the grounds that I could find. Still no fix. I finally decided to go after it by ch...
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