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10-28-2018, 03:24 PM
Replies: 5
Views: 384
Posted By Tranzman

Sounds more of a mechanical fault than...

Sounds more of a mechanical fault than electrical. the transmission uses two shift solenoids for all gears. Shift solenoid "A" or "1-2"and "B" or "2-3" are identical. The ignition switch supplies...
10-28-2018, 02:30 PM
Replies: 4
Views: 646
Posted By Tranzman

Sounds like you might have case of TCC (Torque...

Sounds like you might have case of TCC (Torque converter clutch) shudder.
To verify you will need to either
A) when you feel the shudder slightly apply the gas to see if it gets worse & depress...
06-30-2016, 10:10 PM
Replies: 6
Views: 2,005
Posted By Tranzman

FIY, I studied the PCM pin out's for several...

FIY,
I studied the PCM pin out's for several years worth of Blazer's, none of them have a cooling fan relay listed for any connector. So to answer my own question, the 99 and newer S/T PCM's will...
06-20-2016, 09:19 PM
Replies: 1
Views: 848
Posted By Tranzman

I recently looked at my daughters 2007 trail...

I recently looked at my daughters 2007 trail blazer and they looked good to go. My 2000 Blazer is gonna need seats some time, so I'm looking for something as well. Any U-pick type yard might have 'em...
06-19-2016, 11:10 PM
Replies: 6
Views: 2,005
Posted By Tranzman

Thanks for the 411 on the 03-up PCM, I'll ask a...

Thanks for the 411 on the 03-up PCM, I'll ask a tuner about compatibility. I looked at the 4th gen. Camaro/Firebird radiator and found the core dimensions are 24-3/4" x17-1/4", making it a little ...
06-19-2016, 01:41 PM
Replies: 6
Views: 2,005
Posted By Tranzman

Thanks for the tip on the alternator!!! I am...

Thanks for the tip on the alternator!!! I am looking at the 2004 unit now.
As far as the fans go I want to keep with GM stuff and wiring. The 2002 Malibu fans fit fabulous. I can add two pieces of...
06-19-2016, 10:47 AM
Replies: 6
Views: 2,005
Posted By Tranzman

200 Blazer Cooling fans & Alternator upgrade/swap

I bought a 2000 Blazer LT 4.3L 4x4, I'm going to add cooling fans from a 2002 Malibu to it and remove the fan clutch. This is a multiple ? post due to the nature of the upgrade. I've also read...
06-06-2016, 09:56 PM
Replies: 2
Views: 621
Posted By Tranzman

REPLACE IT!!! or find a way to surface the pump...

REPLACE IT!!! or find a way to surface the pump cover.. that groove was cut into the pump cover from the pump rotor. I buy good used from eBay there are two different guys I use and have never gotten...
06-06-2016, 09:16 PM
Replies: 3
Views: 679
Posted By Tranzman

Codes come in three ways; History...

Codes come in three ways;

History (Permanent), Current & Pending here is a reprint of ALLDATA explanations

A DTC is directly related to a fault discovered during a diagnostic test. The PCM...
06-03-2016, 11:55 PM
Replies: 7
Views: 1,085
Posted By Tranzman

Did you get it fixed??? was it a P1870 or P740...

Did you get it fixed??? was it a P1870 or P740 Code that was setting??? TCC slip code or TCC short or open.
06-03-2016, 11:40 PM
Replies: 3
Views: 679
Posted By Tranzman

If you are loosing all gears forward & reverse,...

If you are loosing all gears forward & reverse, you must be loosing line pressure. If you are loosing the upshifts in drive or overdrive ranges only, I would look at either a defective MPS (manifold...
06-03-2016, 11:14 PM
Replies: 1
Views: 417
Posted By Tranzman

I believe that the dash indicator is powered by...

I believe that the dash indicator is powered by the Neutral switch bolted on the side of the transmission, I have never heard of it limiting shifts. Manifold Pressure Switch inside the transmission...
06-03-2016, 10:44 PM
Replies: 1
Views: 476
Posted By Tranzman

where did all the fluid go?

Brandon, did you find where the fluid went? I would look into that first, transmissions are a sealed unit and should not be loosing fluid at all. check the level of the TFC if it's over full, that's...
06-03-2016, 10:21 PM
Replies: 2
Views: 611
Posted By Tranzman

1TAD code is a separator plate from a 2001 truck...

1TAD code is a separator plate from a 2001 truck and the plate hole that is built up is from the orificed check ball banging into it a million times. my guess it's the 1-2 check ball, that's center...
03-27-2015, 05:47 PM
Replies: 3
Views: 483
Posted By Tranzman

1-2 accumulator, spring in housing first then the...

1-2 accumulator, spring in housing first then the piston. 3-4 I put the spring in the case then the piston. this gives it the firmest 3-4 feel you can get without any further modifications. basically...
01-01-2015, 03:43 PM
Replies: 9
Views: 2,623
Posted By Tranzman

No reverse is an internal transmission problem....

No reverse is an internal transmission problem. What speeds do the shifts happen at?
should be with light throttle 1-2 @ 12-15, 2-3 @ 22-26, 3-4 @ 35-40 & TCC 45. TCC will unlock with a tap of the...
01-01-2015, 03:15 PM
Replies: 6
Views: 1,151
Posted By Tranzman

TrevT1 is correct. A PO128 code is for...

TrevT1 is correct. A PO128 code is for insufficient temp. or coolant temperature below threshold. Always a bad thermastat. replace it with a Stant 195* premium thermostat. Motorad is junk, the only...
01-01-2015, 03:05 PM
Replies: 100
Views: 389,799
Posted By Tranzman

No move no engagement is covered in a post made...

No move no engagement is covered in a post made today.
https://blazerforum.com/forum/engine-transmission-35/transmission-issues-88370/
01-01-2015, 02:54 PM
Replies: 3
Views: 583
Posted By Tranzman

covered this TFC front seal heavily in this post....

covered this TFC front seal heavily in this post. with pictures

"Did I blow my front seal???"

Tranzman
01-01-2015, 02:38 PM
Replies: 3
Views: 1,038
Posted By Tranzman

no move

gary141412,
No movement in any gear range.
Have you confirmed that you are pumping fluid already, by checking if the fluid level changes from not running to running?
Next if you will confirm...
01-01-2015, 02:24 PM
Replies: 100
Views: 389,799
Posted By Tranzman

Kajida, I'm not sure where your coming from. This...

Kajida, I'm not sure where your coming from. This thread is about stuff that TFZbird has learned. It is an informational thread. Forums are a great help, but part of the problem is communication on...
12-19-2014, 08:33 PM
Replies: 100
Views: 389,799
Posted By Tranzman

Here's a copy and paste from my 4L60E Technician...

Here's a copy and paste from my 4L60E Technician Guide.
ELECTRICAL COMPONENTS TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR
The temperature sensor is a negative temperature coefficient thermistor...
12-06-2014, 09:16 PM
Replies: 29
Views: 6,702
Posted By Tranzman

Sorry, I have been busy and I picked up a virus...

Sorry, I have been busy and I picked up a virus on my computer. Computer is fixed now. The guy at the parts store doesn’t understand the need or function of the double lip seal required in this...
11-15-2014, 09:06 PM
Replies: 2
Views: 10,065
Posted By Tranzman

P1860 is an electrical code for the TCC PWM...

P1860 is an electrical code for the TCC PWM solenoid. With both codes I would go after the P1860 code first. The bad solenoid can and and will cause a TCC slip forcing a P1870 code. If never goes...
11-15-2014, 08:30 PM
Replies: 3
Views: 440
Posted By Tranzman

Looks like the bell housing cover for the clutch...

Looks like the bell housing cover for the clutch fork is missing. It helps keep the crud out of the clutch. The fluid is probably coming out of the slave cylinder.
11-13-2014, 10:08 PM
Replies: 3
Views: 6,274
Posted By Tranzman

4L60E no reverse.

4L60E with no reverse are usually a broken driving shell. Technical name is reverse reaction shell. They operate reverse through 2 separate clutches, the reverse input and the low & reverse. The only...
Forum: General Chat
11-03-2014, 08:25 AM
Replies: 4
Views: 579
Posted By Tranzman

RidinWithHarry, Yes you are correct sir. Another...

RidinWithHarry, Yes you are correct sir. Another second later and it could have been a fatal head on collision. Karma my friend is a funny thing sometimes. The other guy had no license, no insurance...
11-01-2014, 10:51 PM
Replies: 5
Views: 900
Posted By Tranzman

I agree with Captain Hook. Verify that the P1870...

I agree with Captain Hook. Verify that the P1870 code exists. You can get a free code scan at most parts stores. Then replace the valve body or install a Fitz all valve in yours for the correct year...
Forum: General Chat
11-01-2014, 09:54 PM
Replies: 4
Views: 579
Posted By Tranzman

Moment of prayer, please

No one was seriously hurt.
After 2 years of searching. Last November I found my 98-S10/SS with a bad motor. Bright red paint with very little rust. It was a true SS find. GU6, G80, ZQ8 Etc. on the...
11-01-2014, 01:54 AM
Replies: 4
Views: 1,313
Posted By Tranzman

Forgot to answer the question for converter and...

Forgot to answer the question for converter and flywheel. yes you can rerun/reuse the converter and flywheel, bolt patterns the same. Filter should have caught most of any debris from the stripped or...
11-01-2014, 01:46 AM
Replies: 4
Views: 1,313
Posted By Tranzman

96-2003 transmissions are the same. Bolt on...

96-2003 transmissions are the same. Bolt on bell-housing started in 1996 for S & T trucks. 98 & newer full size w/4.3L, 5.7L use the same style bell-housing as the S & T. technically speaking casting...
10-28-2014, 10:35 PM
Replies: 29
Views: 6,702
Posted By Tranzman

gaskets

The input seal for the transfer case is a double lip seal. Keeps fluid from getting in or out of the TFC. The rear of the transmission to TFC adapter takes a 5 hole gasket. The transmission side...
09-12-2014, 09:43 PM
Replies: 2
Views: 1,951
Posted By Tranzman

Did you check to see if the bolts were the...

Did you check to see if the bolts were the correct length? Is it possible they are longer and bottoming out in the blind hole of the head? I used to see the pan gasket leak on transmissions when the...
09-12-2014, 12:21 AM
Replies: 5
Views: 2,281
Posted By Tranzman

Did the delay happen only to the light or was it...

Did the delay happen only to the light or was it a delay in the actual engagement of the transmission into gear?

The selector rod connects or is a direct link between the gear shift linkage, the...
09-11-2014, 09:52 PM
Replies: 2
Views: 758
Posted By Tranzman

Check out the Crank sensor and or signal

Check out the Crank sensor and or signal
09-11-2014, 09:34 PM
Replies: 3
Views: 1,281
Posted By Tranzman

I agree with chris015. P0420 is catalyst...

I agree with chris015. P0420 is catalyst efficiency. the computer cannot calculate efficiency with a bad O2. so if your computer calculated efficiency, it is not working and must be replaced.
09-11-2014, 09:25 PM
Replies: 16
Views: 5,710
Posted By Tranzman

Did any one check for cooler flow while driving?...

Did any one check for cooler flow while driving? Sonnax makes a cooler flow tester. maybe install an aftermarket trans-cooler & bypass the radiator cooler. Has anyone ever tested for TCC slip while...
08-13-2014, 10:48 PM
Replies: 13
Views: 17,169
Posted By Tranzman

I put a take out motor into my 98 S-10 SS from an...

I put a take out motor into my 98 S-10 SS from an express van (98K on it). When it runs hot running down the road it has about 30PSI. Idling in gear it's about 15PSI. I'm running 10W/30 with Lucas....
08-13-2014, 08:51 PM
Replies: 3
Views: 606
Posted By Tranzman

I agree with rexazz2 forget the TB trim. ...

I agree with rexazz2 forget the TB trim.
Blazer had Trailblazer as a trim package, just like silvarado was a trim package till 2000 when it became a model. Trailblazer became a model itself for...
08-09-2014, 09:50 PM
Replies: 8
Views: 862
Posted By Tranzman

Rebuilding the engine is better if you want to...

Rebuilding the engine is better if you want to add some H/P to your ride. it takes longer to rebuild. A rebuilt or crate motor is faster. you could just add a low mileage take out V-8 and get both....
08-09-2014, 09:10 PM
Replies: 4
Views: 4,200
Posted By Tranzman

Sounds like the transmission is in Limp-in mode....

Sounds like the transmission is in Limp-in mode. 3rd gear with a manual 2nd. check for blown fuses.
P1875 is:
Description 4WD Low Switch Circuit Electrical (4L60-E...
08-06-2014, 10:39 AM
Replies: 8
Views: 4,932
Posted By Tranzman

Finally got some time to sit at my computer. I...

Finally got some time to sit at my computer. I admit that Airtex has had their problems in the past. But has always been a less expensive alternative to factory parts. As far as fuel pumps go Airtex...
08-06-2014, 09:45 AM
Replies: 20
Views: 7,195
Posted By Tranzman

3rd & 4th gears are a clutch set. The P1870 code...

3rd & 4th gears are a clutch set. The P1870 code you copied from the other site is a different section or system of the transmission. Remember the transmission uses several different hydraulic and...
07-29-2014, 08:55 PM
Replies: 3
Views: 569
Posted By Tranzman

NP205 t-case is a chain drive, big ole cast iron...

NP205 t-case is a chain drive, big ole cast iron thing. Mostly used with Automatics. it has 2 6-bolt covers on the back side of it. one has the output shaft coming out of it. the other is just a...
07-29-2014, 08:33 PM
Replies: 1
Views: 613
Posted By Tranzman

Sounds to me like the convertor slipped out a bit...

Sounds to me like the convertor slipped out a bit and got stacked on the pump gears. Possibly the bushing has spun. How long has it run??? Did you drive it? How much? Is it full of fluid? Did anybody...
07-29-2014, 08:18 PM
Replies: 2
Views: 444
Posted By Tranzman

Try manual low, if it moves then you have a blown...

Try manual low, if it moves then you have a blown Low roller. If it doesn't move then you have either a blown gear train or a broken sun shell. All of these require a transmission overhaul. You could...
07-29-2014, 08:03 PM
Replies: 29
Views: 6,702
Posted By Tranzman

Zero out all codes and see if P1870 comes back....

Zero out all codes and see if P1870 comes back. If it does it's not truly fixed just masked. You will need a better quality scanner to see if it is getting more than 200 RPM's of slip. If the torque...
07-29-2014, 07:46 PM
Replies: 20
Views: 7,195
Posted By Tranzman

96 and newer has a 2 piece case/bell housing. The...

96 and newer has a 2 piece case/bell housing. The bellhousing bolts onto the case. the bellhousing has 2 inspection plugs 1 large and 1 small one, located on the bottom side. a quick pick with a...
07-29-2014, 07:14 PM
Replies: 8
Views: 4,932
Posted By Tranzman

I am an x GM tech and i don't use GM parts...

I am an x GM tech and i don't use GM parts (except plugs) any more. GM dumped the AC Delco manufacturing plant about 6-8 years ago. all they do now is re-box out sourced parts. I have seen AC Delco...
07-29-2014, 06:05 PM
Replies: 3
Views: 4,082
Posted By Tranzman

This is what I use... a 3/8" drive 1/2 or 13mm...

This is what I use... a 3/8" drive 1/2 or 13mm (whichever is tighter) crows-foot from snap-on(flank-drive) with a 1" extension, impact swivel and a long swivel extension(length depends on situation)...
Showing results 1 to 50 of 89
 


 
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