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ecm Who flashed the ECM unit did they get the VIM # correct

I’ve been working on this issue, for some time. Hard start,no start, replacing just about everything except ignition control module? Code 0100.:hb I’ve replaced the MAF twice; the air filter, replaced distributor to MSD unit replaced spark plugs, MSD wires, and coil, replaced CPU. car runs...

crank sensor Boomdriver I real appreciate your experience and comments thankyou. 1 yes I do have FSM and read it to death looking for problem. 2 Spark wires are MSD but old except for coil wire its a prestolight. 3 The MSD was a complete new unit, checked and check allspark and coil wires, unit...

Still no fix Here’s my problem still . Any help would be good. I blew a radiator hose several weeks ago engine stopped, I changed the hose and drove home no problem. Four days later engine stopped would not start I presumed it was the Opti I replaced the cap and rotor newplugs, engine ran but...

Installed newplugs, new distributor, new coil, still no start pined the under dash plug andgot these numbers C12 1 , 9 H65, 1.0 then nothing after that it did not repeat. Is that the MAFneeds replacing I blew a radiator hose some time back any help is appreciated. 96 manual LT4 thank you

Boomdriver and Hib Thank you for the feedback will not do that again. I purchased a crank sensor from rock auto and a MSD distributor from JEGS seeingthey will honor the best price, I found a new MSD for $486 from Geek parts Jegs honoredthat price. I think it’s a good deal. Lets hope all will be...

I have my Opti out for the third time trying to solve a random misfire issue I have two questions I think I will replace the distributor as replacing the cap and rotor did not cure the problem. So I now have two issues. Should I purchase a MSD unit or ACCEL ? Also one other issue that has been...

U joints replacement After removing a shaft is it important to make sure they go in the same way? eg is there an out board end, and a inboard end, does it mater if they get turned arround by mistake?? :w

Thank you for the help coment i installed a new distributor cap and rotor and the two conections are deinatly dry and clean

Yes and tripple checked all plug wires. New coil wire, definatley in correct however black wire and red plug wires. What item suplys all plugs. i suspect a faulty coil or module???

Any ideas ? everything checks out

Decided to replace the distributor cap quite a preformence and replaced all new plugs AC 41-943. After finishing it would not start so used some starting fluid with no air cleaner on it sounding terible and missing would not start with out using the starting fluid so decided to remove the...

Cleaned and blew them all out no improvement... Today i decided to replace the distributor cap as one of the contacts (coil) isdamaged from past work. My next issue is removing the harmonic balancer the manual doesn’t make sense,it is held on to the yoke on the crankshaft, after removing the...

Not much. I do know that some time back i broke part of the coil wire insert from the distribotor and have always suspected that fitting. Radiator water would have gone into that area after the leak. I blew that area out as well but with no change maybe i should install a new distribotor cap...

C4 LT4 96 6 speed. Blew a hose actualy had a spare in the car replaced it and drove on. 4 days later car developes a hard to start condition some times will start and run however when at idle not all cylinders with RPM increased seems ok. and drove fine now wont start have opened all connectors...

Thanks all. So i must remove the lower control arm to move the hub away. so marking is surficient? Thany You

I would like to replace the universal joints on both sides is there any way of doing this with out disturbing the rear wheel aligment?;help

Thank you I will definatley check. :beer

paid 375 for the set on craigs list so shop arround I believe my wheels were made in Italy

I have a 96 C4 with C5 2000 wheels they are excellent and look good the tires came with them a mixture FP275/40/R17 93V on the front and RP275/40/ZR18 94Y on the rear. I have no rubbing issues it pulls a bit to the right for some reason when I put them on butt is normal with the original saw...