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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 3, 2015
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Open Help Requests for GM
Help Request Answers
1994 Chevrolet P30 7.4L Front Brakes VIN: 1GBKP37N9R
Original complaint was brakes were "not right". Apparent new calipers and new pads. My tech inspected, machined rotors, lubed caliper slides and initial test drive no noise, brakes stopped as well as one would expect a motor home to stop. Came back a few weeks...
2000 Chevrolet C3500 5.7L No Start, Stall, MIL Lamp on
need help with this one. cold start problem. no start after the truck sits overnight p1351 sets after 2-3 revolutions i see a weird spike on my icm control circuit while cranking only.(waveform) after the truck starts it stalls just like a security issue, does... Trouble codes: P1351
2010 Chevrolet Equinox LT 2.4L Timing components VIN: 2CNALDEW2A
We have this 2.4 motor that has broken the chain for the water pump. I haven't done one of these and would like to get some information & information ahead of time. I see where Cloyes offers 2 kits to do this job.I am not sure how complete these kits are. Than...
2002 GMC Yukon Denali 6.0L starter VIN: 1GKEK63U42
ok, sorry I am having a mental day haha. But how in the hell do you get the starter out of a denali 6.0L with 4WD??? AND it only pays 0.8hrs so i feel really dumb.. Aldata says remove front axle mounting nut only) I dont even see how that effects anything sinc...

Fixes & Summaries for GM
Fix/Summary Answers
2003 Cadillac CTS 3.2L Surge, MIL Lamp on, Extremely High Idle VIN: 1G6DM57N13
I replaced the ECM and performed a throttle relearn. Drove the vehicle about 20 miles and so far all is well. Trouble codes: P2135 (TP Sensor 1-2 Correlation), P0121 (TP Sensor or APP Sensor 1 Problem), P0221 (TP Sensor or APP Sensor 2 Out of Range), P2176 (Min Throttle Position Not Learned), P0507 (Idle Control System RPM Too High), P0700 (Transmission Control System Fault).
2005 Chevrolet Astro 4.3L alternator VIN: 1GBEL19X15
After testing all wires from ecm and power supply to alternator, i determined it was time for an oem alternator. Found the new alternator from chevy was 145 amp instead of the 105 amp avail aftermarket and required replacement of one of the pulleys to use the ...
2007 Chevrolet Suburban 1500 LTZ 5.3L Trac. light flashes VIN: 1GNFK16397
Sorry for the late reply gentlemen, we ended up replacing both of the front wheel bearings once again even though I never could find any concrete evidence to support the fact that they were indeed defective. It seems to have fixed the vehicle. I've waited al...
2008 Pontiac Solstice GXP 2.0L coolant temp VIN: 1G2MG35X18
I was able to use an extremely short 10 mm wrench to get back thermostat cover bolt out. remove heater hoses from housing to gain access along with turbo cover, cam sensor and ground wire. I had to leave both hoses on thermo cap due to NO access to get them of...
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