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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 30, 2005
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Open Help Requests for GM
Help Request Answers
1996 Chevrolet Blazer 4.3L brake pedal feel VIN: 1GNDT13W2T
Hi to one and all, The customers complaint is that on a hard stop the brake pedal feels very hard and the vehicle doesn't seem to want to stop. I noticed that after bleeding off the air reserve in the brake booster by pumping the pedal KOEO, then stepping on t...
1997 Chevrolet Blazer 4.3L No Start VIN: 1GNCS13W5V
please someone help this vehicle was tow-in no start check spark and injector pulse both are good check fuel pressure only had 20 psi replace fuel pump and fuel filter i now have good fuel pressure 65 psi compression test is good i replace the spark plugs the ...
2003 Chevrolet Tahoe LT 5.3L No Start VIN: 1GNEK13Z63
This is my own vehicle. Went to start this morning, fired up and then quit making a wierd rattling noise at the end. Checked to see if there was any fuel pressure at schrader valve and fuel rail. No pressure but the presence of fuel was in the rail. If throttl...
1992 Oldsmobile 88 Royale 3.8L No Start VIN: 1GHN5317NH
i have problem with this no start. I am not familar with the system. I have 9volts while I crank on the #1 fues b intermintently the voltage may drop off to .5 i have no spark or injector pulse Trouble codes: 58 (vechile anti theft)
1995 Oldsmobile Silhouette 3.8L Surge, BUCKS VIN: 1GHDU06L65
this car came to me through a used car dealer,customer brought in as last resort.originaly was taken to a trans shop for a severe buck when tcc locks up.they replaced trans and then torque converter- .did'nt fix problem.it was then taken to another shop which ...
1995 Pontiac Trans Sport 3.1L Lack of Power VIN: 1GMDU06D4S
Hello Ihave this van giving me some trouble. Going down the road and up hills I have lack of power until I plug my Snap On scan tool in and go into data then i gain back my lost power, but once I get out of the data screen power is lost. Can anyone help? All ...

Fixes & Summaries for GM
Fix/Summary Answers
1982 Cadillac DeVille 4.1L floods VIN: 1G6AD6989C
Thanks to all the replies that I recieved. The problem was the vacuum hose to the map sensor. Map sensor is located under glove box incase anyone needs to know. I didnt and it took me a while to find it. Thanks again...Shawn
2001 Cadillac DeVille DTS 4.6L Mode Actuator & Doors VIN: 1G6KF57991
Vehicle is fixed per update. No responses from others as to whether any time is saved over dash removal.
1992 Chevrolet Cavalier RS 2.2L No Start VIN: 1G1JC1444N
well it was the pcm, bad cracked board ,found full battery voltage going to pcm and only very low voltage coming out and motor wont start with less than 12 volts , put in a nother computer and seen voltage on scanner screen at full battery voltage car started ...
1992 Chevrolet K2500 Cheyenne 5.7L Poor Idle Quality VIN: 2GCFK29K7N
This was a comeback from another shop. After them replacing the engine with a recently rebuilt unit, idle surged when hot. I checked all basics, fuel PSI,timing,compression,vacuum at idle,egr,intake leaks,plugs, new cap +rotor,etc. No codes and problem only at...
1993 Chevrolet S10 4.3L no mil light VIN: 1GCCT14Z4P
Thanks to all that help with fix. IF all can remember, I had no check engine light on and was getting off the wall readings with 14 different codes. I had checked all power and grounds and wiring to and from data link. I installed remanf vcm from dealer and th... Trouble codes: 14 (coolant sensor high), 15 (ECT low), 23 (IAT low), 32 (egr error), 34 (map sensor circuit low), 35 (IAC error).
1996 Chevrolet K1500 Suburban 5.7L No Start VIN: 3GNFK16R5T
ok im calling this fixed rob from washington was the key to the fix i am assuming the injector poppets were sticking causing the flooding i took the csfi unit out and inspected the plastic tubes they were OK like i said in the update found a low mileage unit a...
1997 Chevrolet Monte Carlo Z34 3.4L engine VIN: 2G1WX12X1V
Well this one is not leaking oil any more.Customer decided to do head gaskets based on info recieved from you all.Customer had already re-sealed upper plate and oil pump drive and thought it would be better for his money to go all the way[and he was right!!]It...
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