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Search: Posts Made By: bigal55
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Forum: DIY PROM
01-10-2017, 12:15 PM
Replies: 3
Views: 734
Posted By bigal55

Re: EBL TCC settings

Wow, I see Rbob is right on the ball as usual! :thumbsup: :thumbsup: Here is the diagram in case you still need it! GL!
Forum: DIY PROM
01-10-2017, 12:08 PM
Replies: 3
Views: 734
Posted By bigal55

Re: EBL TCC settings

I can't say anything about the EBL settings for the OD function but the OD unit is just a 2 speed auto trans which is solenoid shifted. If your OD unit is not slipping, then it is probably ok. At...
Forum: TPI
01-09-2017, 12:30 PM
Replies: 7
Views: 714
Posted By bigal55

Re: Should there be a cover here?

Put the cover back on, it was there for a reason. Road debris can get caught up in the flexplate/torque convertor and case problems. As for cooling, how much cooler will the torque convertor run with...
Forum: Electronics
01-09-2017, 12:23 PM
Replies: 25
Views: 2,188
Posted By bigal55

Re: Alternator problems

As described above, the brown wire is field excitation and needs ignition power to initially start the charge. If you are losing power at the brown wire, your alternator will not charge the battery....
Forum: Electronics
01-08-2017, 12:11 AM
Replies: 25
Views: 2,188
Posted By bigal55

Re: Alternator problems

OK, your truck came stock with a SI type alternator which is the diagram I posted above. The 90 Firebird came stock with a CS type alternator which is what Tuned Performance posted the diagram for....
Forum: Electronics
01-07-2017, 01:23 PM
Replies: 25
Views: 2,188
Posted By bigal55

Re: Alternator problems

If you look at the diagram I posted, you see the brown wire gets power through the Gen lamp from the ignition switch. As I stated above, is the Gen bulb good? With the key in the run position and the...
Forum: Tech / General Engine
01-07-2017, 12:04 AM
Replies: 10
Views: 1,162
Posted By bigal55

Re: Crank, but no start

What do you mean when you say "I noticed th firing order was way off so I fixed that"? If the firing order was way off, how did it run before? How did you fix it? Weak spark could be the pick-up...
Forum: Electronics
01-06-2017, 11:51 PM
Replies: 25
Views: 2,188
Posted By bigal55

Re: Alternator problems

Maybe this diagram will help. The Gen lamp must be good, it provides the excitation voltage to the alternator for it to start charging. It is not full battery voltage but around 4 or 5 volts (I...
Forum: Tech / General Engine
01-02-2017, 11:59 AM
Replies: 20
Views: 975
Posted By bigal55

Re: Bizarre No-Crank Issue

Good to hear you got it going! Also, thanks for reporting the results, too many threads left hanging without results. Again, great you got her goin!
:thumbsup::thumbsup:
Forum: Body
12-30-2016, 12:14 PM
Replies: 8
Views: 1,369
Posted By bigal55

Re: Frame damage

Re-reading your post, I notice you say this car has been this way since you purchased it. Do you still have contact with the previous owner. I ask because the previous owner may have had problems...
Forum: Body
12-30-2016, 12:04 PM
Replies: 8
Views: 1,369
Posted By bigal55

Re: Frame damage

I'm no frame/body expert by any means, but it looks (and from the description about being lower on drivers side) and sounds like there is a problem with the sub-frame mounting point(s). Whether it...
Forum: DIY PROM
12-20-2016, 11:44 AM
Replies: 59
Views: 8,008
Posted By bigal55

Re: romless C3 with extra sram

I believe the battery is built into the NVSRAM chip and once depleted, the whole chip needs to be replaced. That is how the NVSRAM chip works, it has it's own battery backup.
The link to Mouser for...
Forum: Tech / General Engine
12-18-2016, 08:10 PM
Replies: 20
Views: 975
Posted By bigal55

Re: Bizarre No-Crank Issue

See this thread. https://www.thirdgen.org/forums/electronics/739567-starter-goes-click-click.html


I know you said you bought a new starter but so did this member. Good idea to go over all your...
Forum: Brakes
12-16-2016, 11:40 AM
Replies: 6
Views: 890
Posted By bigal55

Re: Master Cylinder question

After searching a little to clarify this, the residual valves were discontinued in the 70s so the third gen shouldn't have this problem. When I converted my 65 chevelle to front disc brakes, I had to...
Forum: LTX and LSX
12-16-2016, 11:05 AM
Replies: 11
Views: 1,038
Posted By bigal55

Re: lq4 swap into 88 iroc.. need wiring advice

No-one but Pocket can answer that.
Forum: Electronics
12-16-2016, 10:57 AM
Replies: 8
Views: 1,872
Posted By bigal55

Re: Starter goes click click click click click PROBLEM

Sounds like the solenoid is bad. Check your starters engagement with the flywheel. You can remove the inspection cover to get a good view of the Bendix when it engages the flywheel. There should be...
Forum: Brakes
12-15-2016, 11:01 AM
Replies: 6
Views: 890
Posted By bigal55

Re: Master Cylinder question

I may be wrong but, I believe a drum brake master cylinder has a check valve so the wheel cylinder(s) cannot retract. If this is used on a disc brake caliper, there will be residual pressure which...
Forum: Tech / General Engine
12-10-2016, 04:53 PM
Replies: 20
Views: 975
Posted By bigal55

Re: Bizarre No-Crank Issue

Did you ever get this resolved?
Forum: Electronics
12-09-2016, 11:50 PM
Replies: 13
Views: 2,737
Posted By bigal55

Re: Find tach wire or rewire it, 89 rs with v8 gagues.

According to the diagrams at Austinthirdgen, it is a white wire and goes through the firewall at the C100 connector at terminal D6 (as stated above by Qwk trip).
Forum: Electronics
12-09-2016, 11:36 AM
Replies: 13
Views: 2,737
Posted By bigal55

Re: Find tach wire or rewire it, 89 rs with v8 gagues.

Don't know if this will halp, but.....
Forum: TBI
12-07-2016, 02:53 AM
Replies: 29
Views: 2,905
Posted By bigal55

Re: 92 camaro 350 tbi no injector pulse until battery is almost dead

I would trust Rbob and Tuned on this, Code 53 for TBI is probably VATS. I assumed that the codes for TPI and TBI would be the same but I guess not! You know what they say about assuming things, LOL!
Forum: Tech / General Engine
12-04-2016, 10:51 AM
Replies: 20
Views: 975
Posted By bigal55

Re: Bizarre No-Crank Issue

First post, jumped and wouldn't start. Did I miss-read something there?
Forum: TPI
12-04-2016, 10:44 AM
Replies: 10
Views: 1,246
Posted By bigal55

Re: 87 TPI on a 77 400 SBC in a 3/4 ton 94 GMC conversion van

What's in the Suburban, TBI? Look in the stickies section above on how to convert TBI to Speed Density TPI. You probably don't want to remove the TPI harness from the Firebird as that will be needed...
Forum: TPI
12-04-2016, 10:02 AM
Replies: 10
Views: 801
Posted By bigal55

Re: Starting issues

At this point, you need to determine if it is a fuel related problem or a spark related problem. What is your fuel pressure? Do you have good spark? Does your TPS voltage follow the throttle position...
Forum: Tech / General Engine
12-03-2016, 09:09 PM
Replies: 27
Views: 1,537
Posted By bigal55

Re: '88 Camaro Sport Coupe- No spark and no fuel :c

I guess the first question to ask would be, do you have voltage at the "orange" wire when you jump the fuel pump? With there being many different electrical systems out, you may have a bad fusible...
Forum: TBI
12-03-2016, 08:56 PM
Replies: 29
Views: 2,905
Posted By bigal55

Re: 92 camaro 350 tbi no injector pulse until battery is almost dead

Unfortunately, without doing some extensive troubleshooting, you will be throwing parts at it in hopes of fixing the problem. Go to Chevythunder.com and do some reading. You can get very familiar...
Forum: TBI
12-03-2016, 08:25 PM
Replies: 29
Views: 2,905
Posted By bigal55

Re: 92 camaro 350 tbi no injector pulse until battery is almost dead

Code 53 is a system over-voltage. This usually indicates a bad voltage regulator in the alternator but as your engine is not running, I would have a hard time believing that code. It may have been...
Forum: TBI
12-03-2016, 03:26 PM
Replies: 29
Views: 2,905
Posted By bigal55

Re: 92 camaro 350 tbi no injector pulse until battery is almost dead

Check/replace the ICM (ignition control module) which is inside the distributor. If the ECM does not get a pulse from the distributor (DRP), it will not pulse the injectors. For complete...
Forum: TPI
12-01-2016, 12:27 PM
Replies: 1
Views: 536
Posted By bigal55

Re: 85 TPI?

If you are referring to the complete system then yes, go for an 86 or newer setup. The ECM for the 85 system has a stand alone MAF controller and there is not much, if any, support for the 870 ECMs....
Forum: DFI and ECM
11-30-2016, 02:55 AM
Replies: 81
Views: 145,241
Posted By bigal55

Re: Ses goes weaken when flashing codes

You should probably start a separate thread for your problem. I would put it in the general engine forum. You also want to give as much info about your car as possible. You state you have a 92 Camaro...
Forum: Tech / General Engine
11-29-2016, 11:53 AM
Replies: 20
Views: 975
Posted By bigal55

Re: Bizarre No-Crank Issue

The "click click click" says it's the solenoid. Replace it or the whole starter depending on age. With jumper cables connected, you basically ruled out the battery so most likely. probably the...
Forum: TPI
11-24-2016, 03:17 AM
Replies: 4
Views: 466
Posted By bigal55

Re: Injector won't pulsate !!!

Did you disable VATS in the ECM or are you using the ignition switch and PassKey module from the 91? Without the passkey module and the ignition switch (with resistor key) or bypassing VATS in the...
Forum: Tech / General Engine
11-21-2016, 10:41 AM
Replies: 28
Views: 2,238
Posted By bigal55

Re: Having to gas the throttle to start TPI

I read your other thread on this problem and don't see anything mentioned about your CTS. While data logging, what is the CTS reading? If the engine starts easily with a small squirt of starting...
Forum: Tech / General Engine
11-20-2016, 09:09 PM
Replies: 28
Views: 2,238
Posted By bigal55

Re: Having to gas the throttle to start TPI

How's your fuel pressure regulator? Pinch off the return line from the regulator back to the tank, what's your fuel pressure now? Does the engine start with starting fluid then continue to run...
Forum: TPI
11-20-2016, 11:15 AM
Replies: 10
Views: 801
Posted By bigal55

Re: Starting issues

That much fuel in one cylinder would be caused by a stuck injector. Checking the resistance of the coils will only tell you if the electrical portion of the injector is okay, won't tell you a thing...
Forum: Tech / General Engine
11-19-2016, 09:01 PM
Replies: 38
Views: 1,444
Posted By bigal55

Re: Identify my noise

How does the Bendix mesh with the flywheel? When engaged, there should be a small amount of clearance between the teeth, that is to say, you need clearance on the sides and at the top of the teeth to...
Forum: TPI
11-18-2016, 02:37 PM
Replies: 6
Views: 599
Posted By bigal55

Re: spark plug wire mixup

Check your timing. Disconnect the timing connector and see where your base timing is reading. If at 8 BTDC then you know the number 1 plug is correct and go from there. As stated before, if you don't...
Forum: TPI
11-18-2016, 01:15 AM
Replies: 6
Views: 599
Posted By bigal55

Re: spark plug wire mixup

1-8-4-3-6-5-7-2 ALL gen 1 sbc use this firing order. Doesn't change, always will be (unless you have a special grind cam). So, if you know for sure that one wire is correct, just use the firing...
Forum: Engine Swap
11-18-2016, 01:01 AM
Replies: 5
Views: 1,152
Posted By bigal55

Re: At least its not a LS

Dump the MAF and go SD, easier to UPGRADE!
Forum: DFI and ECM
11-15-2016, 11:03 AM
Replies: 17
Views: 2,172
Posted By bigal55

Re: TPI re-install technical help needed

1985 was an oddball year as the ECM didn't have the MAF electronics incorporated into it, there was a stand alone MAF controller which then signaled the ECM. Starting in 86 through 89, the MAF...
Forum: TPI
11-13-2016, 02:50 PM
Replies: 3
Views: 1,119
Posted By bigal55

Re: TPI Return line - Pressure? What kind of hose?

Your TPI fuel pump probably makes about 60 PSI. Your regulator creates a semi-closed system in the feed lines and the fuel rail. The FPR regulates that fuel pressure by bleeding off some of the high...
Forum: TPI
11-13-2016, 02:33 PM
Replies: 7
Views: 948
Posted By bigal55

Re: Vortec tpi. Long crank to start

Pinch off the fuel return line going back to the tank. What is your fuel pressure now with the engine running?
Forum: Engine Swap
11-13-2016, 02:28 PM
Replies: 5
Views: 985
Posted By bigal55

Re: Suffix & Casting #'s Codes question

V0221AKA - V = Flint plant, 02 = Feb., 21 = day of month. To find the year, you need the casting date of the block which is on the rear drivers side of the block. Goto NastyZ28.com for a load of info...
Forum: Engine Swap
11-13-2016, 12:30 PM
Replies: 5
Views: 985
Posted By bigal55

Re: Suffix & Casting #'s Codes question

According to NastyZ28 site, that casting number is a 305 cid small block. I wouldn't worry about the stamped numbers, it's the casting number that tells you what you need to know. The stamping will...
Forum: Transmissions and Drivetrain
11-11-2016, 11:56 PM
Replies: 7
Views: 612
Posted By bigal55

Re: Part # needed for bellhousing

FYI, I mocked up a T5 in a 65 chevelle I have. I used a 403 bellhousing and it placed the shifter right on the centerline of the car. The floor pan had to be opened up to accommodate the shifter...
Forum: Transmissions and Drivetrain
11-11-2016, 11:38 PM
Replies: 7
Views: 612
Posted By bigal55

Re: Part # needed for bellhousing

For putting the T5 in the 61 vette, use the bellhousing from the 83 Camaro. You want the transmission rotated toward the drivers side the afore mentioned 17 degrees. This will position the shifter in...
Forum: Transmissions and Drivetrain
11-11-2016, 11:03 PM
Replies: 7
Views: 612
Posted By bigal55

Re: Part # needed for bellhousing

Up through 81 uses a standard chevy bellhousing. There are 2 sizes, one for an 11 inch clutch and one for a 10 1/2 inch clutch. Flywheel and starter must match the clutch/bellhousing size. For a 10...
Forum: Transmissions and Drivetrain
11-10-2016, 12:09 PM
Replies: 4
Views: 459
Posted By bigal55

Re: Speed sensor for 2004R with with 7730 TPI

Don't know if this helps but: https://www.thirdgen.org/forums/transmissions-drivetrain/378772-i-need-help-finding.html


It may be available local so you would need to see if it would work. My...
Forum: Electronics
11-08-2016, 01:24 PM
Replies: 21
Views: 904
Posted By bigal55

Re: Alternator

Nope, no problem. The alternator was not "excited" therefore just turned without really doing anything. Should be good to go! Glad you got it straightened out and glad I could be of help!
Forum: Electronics
11-08-2016, 12:43 PM
Replies: 21
Views: 904
Posted By bigal55

Re: Alternator

That would actually be a good sign. You are reading the diode trio in the alternator. A diode is like a check valve for electricity and will only flow current in one direction, this is how the...
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