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Forum: DFI and ECM
10-24-2016, 10:21 PM
Replies: 8
Views: 11,871
Posted By alexiroc

Re: Code 36 yet burn off function works?

I've been searching a long time for this data, thanks tequilaboy! If I read what you're writing correctly, during burnoff, the voltage at the ECM is supposed to be between 0.4 and 1.9 V? Mine is...
Forum: Tech / General Engine
07-16-2016, 02:32 PM
Replies: 18
Views: 10,532
Posted By alexiroc

Re: fires runs for a few seconds then dies??

That was it, it was the MAF sensor. So glad I read this post ahead of time.
Forum: Tech / General Engine
07-15-2016, 03:54 PM
Replies: 18
Views: 10,532
Posted By alexiroc

Re: fires runs for a few seconds then dies??

Wow. I just ran into the same problem.
Been driving around with a fuel pressure gauge hooked up, all is normal, with a timing light hooked up, all is normal, so I am getting spark and fuel...
Forum: Tech / General Engine
02-27-2016, 10:28 AM
Replies: 20
Views: 23,495
Posted By alexiroc

Re: Low idle, dies while stopping

Hi, you just described two different problems.
Prob #1 : Dies at idle at stop. I would start with simple things and work my way up: 1) Air filter dirty, 2) TPS not properly set, 3) Clean or replace...
Forum: Interior
02-10-2016, 07:35 PM
Replies: 49
Views: 7,307
Posted By alexiroc

Re: Brand new reproduction dashboard

Chevy 1989 z28
Forum: Interior
02-10-2016, 04:32 PM
Replies: 49
Views: 7,307
Posted By alexiroc

Re: Brand new reproduction dashboard

I just installed an Eckler's dashboard pad overlay. For $125, I am real happy with it. At night it is perfect. During the day, the light makes it look "just a little" lighter than the black plastic...
Forum: TPI
02-10-2016, 04:10 PM
Replies: 7
Views: 20,607
Posted By alexiroc

Re: 305 tpi to 350 tpi swap

Hi, Your torque and hp numbers are exactly correct, I have the 5-spd T5. What you did sounds very interesting. Did you use 22lb injectors and had the PROM reprogrammed for the larger injectors? Are...
Forum: TPI
01-27-2016, 10:37 AM
Replies: 7
Views: 20,607
Posted By alexiroc

Re: 305 tpi to 350 tpi swap

I have the same issue and want to know is there a 350 engine that will give me maybe 50+ more horsepower without replacing anything stock on the car (with the exception of injectors, knock, PROM, and...
Forum: TPI
01-27-2016, 09:59 AM
Replies: 7
Views: 20,607
Posted By alexiroc

Re: 305 tpi to 350 tpi swap

I have a 1989 Iroc with 305 TPI. I want to go to a 350 TPI and keep it simple. Can someone recommend what kind of 350 crate engine would work best to get me up to about 325-350 ft-lbs of torque and...
Forum: Tech / General Engine
05-04-2015, 08:00 PM
Replies: 20
Views: 23,495
Posted By alexiroc

Re: Low idle, dies while stopping

Just fixed this problem - '89 305 TPI. Had a shorted EGR temp sensor and EGR that would not hold vacuum. So these would throw the computer off. Once a blue moon check engine light would go on,...
Forum: TPI
05-04-2015, 07:58 PM
Replies: 603
Views: 101,908
Posted By alexiroc

Re: EGR temp sensor has been discontinued

I got an EGR temp sensor on E-bay last week. Someone is now selling them for $55.

FYI - This caused a stalling problem. Had a shorted EGR temp sensor and EGR that would not hold vacuum. So these...
Forum: TPI
08-24-2014, 08:38 PM
Replies: 8
Views: 10,350
Posted By alexiroc

Re: how do you know when the Mass Air Flow sensor is bad or going bad?

My MAF just went bad on my '89 IROC. Symptoms: 1) Car starts then dies right away, it just does not idle without me having to pump the gas pedal. (I had already replaced distributor, IAC, set TPS,...
Forum: Tech / General Engine
05-13-2014, 08:55 PM
Replies: 30
Views: 19,626
Posted By alexiroc

Re: How long do these engines typically last?

Nope, although since I burn at least a quart of oil in between changes, its either the rings or the valve seals that could be the cause of that. BTW - my mileage is about 27 MPG for highway. Is that...
Forum: Tech / General Engine
05-10-2014, 07:16 PM
Replies: 30
Views: 19,626
Posted By alexiroc

Re: How long do these engines typically last?

291,000 and counting on a 305 TPI. Oil change every 4K with Penzoil high mileage brand. Filter change every 8K. While most of it is highway miles, the engine has been abused. I have a trailer hitch...
Forum: Tech / General Engine
09-27-2013, 08:54 AM
Replies: 14
Views: 11,181
Posted By alexiroc

Re: Towing Capacity?

Oh, it was summer, I removed my thermostat, and have one of my fans wired to a swith in the car in case it approaches 220. That right-side fan is contolled by the water temp gauge in right side of...
Forum: Tech / General Engine
09-27-2013, 08:50 AM
Replies: 14
Views: 11,181
Posted By alexiroc

Re: Towing Capacity?

I've got a '89 with original 305 TPI and a 5-speed. been able to pull a 1000 lb trailer with a 500lb load, + another 500lb inside the car (tools, metal, heavy stuff). Drove 300 miles that way to/from...
Forum: Tech / General Engine
09-27-2013, 08:35 AM
Replies: 4
Views: 1,419
Posted By alexiroc

Re: TPI splutters when cold....help

I have the same problem on my '89 305 TPI. when it warms up, its great. Am guessing its either the a) EGR valve stuck, b) Vacuum leak, c) Coolant Temp sensor or d) Manifold Air temp sensor. Anyone...
Forum: Suspension and Chassis
09-27-2013, 08:29 AM
Replies: 82
Views: 209,691
Posted By alexiroc

Re: How to: Tighten tilt steering w/pictures

Excellent Post, I just did this job. Took 4-6 hours because I never did anything like this before, and did it very very carefully. Cant tell you how important it is to be meticulous. Here's some more...
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