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Hib, I broke out the FSM today and ran diag on the car per the instructions inside. To wit: SES Light on when ignition on, light flashes code 12 when grounded. The FSM suggest this is a faulty ECM, but I know that there are a lot of things that can masquerade as an ECM failure. I don't to...

I ordered it and it will be arriving on the 28th, but there is no check engine light. Even stranger...today it fired up and ran just fine!

Hey Everyone! Excited to be a first-time Corvette owner! I feel like I'm going to learn a lot with this C4, and really enjoy the ownership experience. I bought a White 1990 C4 with a Targa top that has a black interior and just over 80K original miles on it. I am the third owner. I'm located...

Hey Guys (and Gals), I bought a pristine '90 C4 a couple of weeks ago with 80K on it. I've been driving it daily without issue. Friday night, I parked the car as normal. Saturday morning, it wouldn't start. I checked the fuel pump, and it was working. I had compression as well. I did some...

I'm having the same problem, and I've isolated it to the knob/internal wiper. Any direction as to how to best clean said contacts? Is there a guide I'm missing?

Update: Looks like that was just a cable for a sound system that had been previously installed. Update: Looks like that was just a cable for a sound system that had been previously installed. I've isolated the issue, and I believe it's the ICM. Going to change it tomorrow and hopefully it...

Hey all, C4 drove fine last night. Went out this morning, and it cranks but won't turn over. Popped the hood and saw this, not sure what it is/if it's related. It's a red wire hanging down near the battery. Any help would be appreciated- this is my first Vette! I bought it only a couple of...