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Professional Automotive Repair Technical Discussions for December 12, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2002 Chevrolet Silverado 2500 6.0L Poor Idle Quality VIN: 1GCGC24U42 This truck will not shift to 4th. It has no active codes but there are two in memory---inactive B2 O2 sensor and missfire. The engine will not go into closed loop. Watching the B2 sensor in datastream, it especially does not look very active and I believe ... |
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| 1996 GMC K1500 Suburban SLT 5.7L No Start VIN: 1GKFK16R4T This suburban will only build about 10 lbs of fuel pressure. I have checked it at the rail and filter. I replaced the pump hanger assembly and the fuel pump twice. Pump runs for 3 seconds each time key is turned on and sounds good. Any thoughts on why I ca... |
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| 2000 GMC C3500 Sierra SL 7.4L Stall VIN: 1GDKC34J2Y While driving this truck it will stop running. Sometimes just for a second or two. Other times you have to pull over and wait for a minute or two, but it will always restart.i use a snapshot device and you you can see the rpm go to 0 and the maf hz go to o... Trouble codes: P0102 (Maf) |
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| 2002 Oldsmobile Intrigue GL 3.5L starter VIN: 1G3WS52H12 Hi all. have vehicle that intermittently blows fuse in dash for pcm,bcm,u/hood relay.This fuse powers ecm,bcm,starter relay and main relay.Have already replaced ign. switch.Wondering if anyone has seen this.Only relavent codes are loss of power codes when ... |
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| 2004 Pontiac Grand Am SE1 3.4L Starter crank signal VIN: 1G2NF52E14 Car came to me after being parked for 4+ months. Customer replaced starter for no start condition. I checked solenoid activator signal, none present. Continuity checked wire from starter relay, checked good. Checked for voltages at relay with ignition switch a... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2000 Chevrolet Tahoe Limited 5.7L unknown VIN: 1GNEC13R6Y Thanks for all the feedback. I did confirm that it's torque converter shudder. I got a Lucas trans shudder additive and added it to the fluid. I just called the customer back and it hasn't helped. I also learned that the transmission was rebuilt by an independ... |
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