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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 14, 2018
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Open Help Requests for GM
Help Request Answers
2003 Buick Park Avenue 3.8L Unknown VIN: 1G4CW54K73
This Park Avenue has a vibration that is noticeable at idle and at highway speeds. It comes and goes on rhythm. It vibrates for 2 to 3 seconds then goes smooth for 2 to 3 seconds and so on. I can't think what would cause this pulsating type vibration. Any ...
2004 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15X14
Hi all i got this 04 express in here that the customer states that it intermittently will not start just cranks but then he said that he would spray either in intake and it would start up and stay running. Of course i get the van starts up every time. Chec...
2011 Chevrolet Tahoe LTZ 5.3L Misfire, shudder? VIN: 1GNSKCE03B
C/S when at 40-50 mph vehicle feels like it is skipping. test driven to verify customer complaint and found vehicle feels like it is driving on rough road during 2-3 & 3-4 shift. once at lockup speed and "hot",at light throttle, you can notice the vehicle ...
2012 Chevrolet Avalanche LS 5.3L Hesitation, Misfire VIN: 3GNMCEE02C
I'm stumped at this one. Came in last week for regular service. Spark plugs were replaced. Customer requested to clean the injectors due to noticing a slight lack of performance. 2 of his other vehicles recently had dirty fuel system so he figure he might ... Trouble codes: P219A
2003 Oldsmobile Alero GX 2.2L No Start, start stall VIN: 1G3NK12F73
Hi guys, I'm trying to help out a buddy at another shop. Has this intermittent start/stall. He replace the pass-lock sensor, did the re-learn. Car came back the next week, had same start/stall. Replace sensor again(GM Parts)you guessed it, same thing. Then...

Fixes & Summaries for GM
Fix/Summary Answers
1959 Cadillac Series 62 6.4L master cylinder
It seems that the piston stays with the booster. There seems to be 2 kits to redo the master cylinder. One has all the rubber parts involved and the other has the rubber parts along with a new cylinder housing. The only way to get the piston is to get the boos...
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