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Search: Posts Made By: FMB42
Showing results 1 to 50 of 67
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Forum: 2nd Generation S-series (1995-2005) Tech
06-17-2017, 06:47 AM
Replies: 8
Views: 16,547
Posted By FMB42

1. You don't 'unplug' a vehicle battery. You...

1. You don't 'unplug' a vehicle battery. You disconnect the terminals of a vehicle battery. 2. disconnecting a modern feed back vehicle battery for approximately 5 minutes does indeed reset the PCM...
Forum: Engine & Transmission
06-17-2017, 06:40 AM
Replies: 142
Views: 24,825
Posted By FMB42

Please research and carefully study the following...

Please research and carefully study the following terms: 1. Hydraulic valve lifters and how they operate. 2. Hydraulic valve lifter that is stuck and/or hydro-locked at a fully extended position...
Forum: Engine & Transmission
06-16-2017, 05:44 PM
Replies: 16
Views: 2,204
Posted By FMB42

Yep, an ounce of diagnostics is worth a pound of...

Yep, an ounce of diagnostics is worth a pound of dollar bills and parts. I'd pursue LesMyer's restricted fuel return line thoughts before you change out any more costly parts.

Another question...
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 05:35 PM
Replies: 8
Views: 16,547
Posted By FMB42

I'd forget the 're-flash'. First let us know if...

I'd forget the 're-flash'. First let us know if you've noticed an SES (check eng.) light or if you have any trouble codes stored. Otherwise, just disconnect the batt. for 5 min. followed by 30 miles...
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 04:56 PM
Replies: 46
Views: 5,418
Posted By FMB42

Yep, I used the Mr. Gasket 1009 adj. hold down...

Yep, I used the Mr. Gasket 1009 adj. hold down when I replaced the worn out plastic body dist w/worn on 'one side' dist. gear in my 2000 4.3 Silv. CMP is very sensitive to as little as +/- 0.5mm...
Forum: Lighting & Electrical
06-16-2017, 02:48 PM
Replies: 4
Views: 1,147
Posted By FMB42

What I found with my '95 was that fore/aft drive...

What I found with my '95 was that fore/aft drive cable had broken loose from the rack/pinion housing that it (the cable) snaps into. This cable resembles a speedo cable btw. The problem with the...
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 02:13 PM
Replies: 16
Views: 11,866
Posted By FMB42

I too recommend that you degree the final...

I too recommend that you degree the final pass/step with those head bolts (if at all possible). Performing a degree gauge 'dry' run (without turning the bolts) can be a good idea when engine bay room...
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 01:43 PM
Replies: 10
Views: 1,053
Posted By FMB42

Good news! Nothing like good news on a Friday...

Good news! Nothing like good news on a Friday (make that any day). And ya, that garage is it. Refrigerator empty, add now.
Forum: Engine & Transmission
06-16-2017, 10:33 AM
Replies: 16
Views: 2,204
Posted By FMB42

Can you, or your relative, answer the above for...

Can you, or your relative, answer the above for us?

Meanwhile, the thing that's bothersome with all of this is that the problems you're having all seem to have started right after you repaired a...
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 07:47 AM
Replies: 9
Views: 7,170
Posted By FMB42

Tajohns34 makes a very good point.

Tajohns34 makes a very good point.
Forum: 2nd Generation S-series (1995-2005) Tech
06-16-2017, 06:30 AM
Replies: 9
Views: 7,170
Posted By FMB42

Ya, some auto transmission changes go easy and...

Ya, some auto transmission changes go easy and some don't. I could tell you a couple of AT replacement/rebuild trouble stories that might help you feel better, but I don't want to waste your time...
Forum: 2nd Generation S-series (1995-2005) Tech
06-15-2017, 04:42 PM
Replies: 16
Views: 11,866
Posted By FMB42

I followed LesMeyer's sound intake gasket/bolt...

I followed LesMeyer's sound intake gasket/bolt advice nearly to a 'T' about a year ago when I did a head gasket job on my thrasher '95 Jimmy (w/4.3 of course). And yes, I too reused the TTY intake...
Forum: 2nd Generation S-series (1995-2005) Tech
06-15-2017, 12:20 PM
Replies: 6
Views: 3,559
Posted By FMB42

An AC Delco, or a Melling brand oil pump are...

An AC Delco, or a Melling brand oil pump are probably the only brands that I'd use. I can't say if that Melling M155 Replacement Oil Pump is the correct pump for son's Blazer. But I do know that...
Forum: Engine & Transmission
06-15-2017, 10:46 AM
Replies: 142
Views: 24,825
Posted By FMB42

I'd perform a leak test before and after. But...

I'd perform a leak test before and after. But again, I think you have one or more internally stuck lifters on each of the offending cylinders. I, of course, could be wrong tho. However, replacing the...
Forum: Engine & Transmission
06-15-2017, 08:04 AM
Replies: 7
Views: 609
Posted By FMB42

Also double check that you follow the owner's...

Also double check that you follow the owner's manual to the letter when it comes to checking the ATF level. This procedure is not at all like most other vehicles including older GM stuff. Not...
Forum: Engine & Transmission
06-15-2017, 07:55 AM
Replies: 4
Views: 416
Posted By FMB42

I too would run from any dealership/shop that...

I too would run from any dealership/shop that suggests that you spend $5K on an engine replacement for a 17 year old vehicle. In my area these things are not worth that kind of money even with 'low'...
Forum: Engine & Transmission
06-15-2017, 07:36 AM
Replies: 12
Views: 26,924
Posted By FMB42

I fully agree with the posts above (which have a...

I fully agree with the posts above (which have a lot of very good info on this common issue). My limited experience with this problem is that the entire oil system is prone to leaks, with the eng....
Forum: 2nd Generation S-series (1995-2005) Tech
06-15-2017, 06:27 AM
Replies: 9
Views: 7,170
Posted By FMB42

Did a shop replace the transmission? If so, did...

Did a shop replace the transmission? If so, did you explain to them that the tach was working before they did the work?

That said, I'd first check the fuses. It's not uncommon for wiring to be...
Forum: Engine & Transmission
06-14-2017, 05:55 PM
Replies: 142
Views: 24,825
Posted By FMB42

I seriously doubt if you could have damaged the...

I seriously doubt if you could have damaged the upper end rocker stud threads by over-tightening the rocker nuts by a mere 20 ft.Lbs. Those studs are far and away much stouter than the rocker nuts....
Forum: Engine & Transmission
06-14-2017, 12:32 PM
Replies: 16
Views: 2,204
Posted By FMB42

I very much recommend that you go with an AC...

I very much recommend that you go with an AC Delco or Delphi brand pump/sending unit. But then again, either brand goes for around 200 bucks with the fuel level sending unit so, it sounds like you...
Forum: 2nd Generation S-series (1995-2005) Tech
06-14-2017, 08:24 AM
Replies: 9
Views: 7,170
Posted By FMB42

Welcome to the Blazer Forum AT. We really...

Welcome to the Blazer Forum AT.

We really need more info on your Blazer such as; year model, 8th VIN character, miles, previous issues and/or work performed, and exact current problem or...
Forum: Engine & Transmission
06-14-2017, 06:39 AM
Replies: 16
Views: 2,204
Posted By FMB42

That you mention a 'very strong odor of gas'...

That you mention a 'very strong odor of gas' indicates that you might well have a leak at the fuel filter and/or the return line. Even the slightest leak at the fuel filter fittings will,...
Forum: Engine & Transmission
06-14-2017, 06:03 AM
Replies: 142
Views: 24,825
Posted By FMB42

Ya, those are some strong numbers.

Ya, those are some strong numbers.
Forum: 2nd Generation S-series (1995-2005) Tech
06-14-2017, 06:01 AM
Replies: 16
Views: 11,866
Posted By FMB42

You'll want to have a complete set of 1/2 drive...

You'll want to have a complete set of 1/2 drive extensions (i.e. 2", 3", 4", and so forth) when you both loosen and torque those head bolts down (due to a lack of engine bay clearance). I also...
Forum: Engine & Transmission
06-13-2017, 12:08 PM
Replies: 142
Views: 24,825
Posted By FMB42

I apologize if I've upset people in here. But,...

I apologize if I've upset people in here. But, like Mark above says, we are 5 pages into this without knowing why this engine is doing what it's doing. This tells me that there could be more going...
Forum: Engine & Transmission
06-13-2017, 05:55 AM
Replies: 142
Views: 24,825
Posted By FMB42

We should also keep in mind that the engine,...

We should also keep in mind that the engine, heads, and other components may, in some cases, not be original to the vehicle year model and vin. This is why you can not simply guess at what you're...
Forum: Engine & Transmission
06-12-2017, 05:08 PM
Replies: 142
Views: 24,825
Posted By FMB42

Again, not all '96 W vin 4.3 engines have screw...

Again, not all '96 W vin 4.3 engines have screw in studs (regardless of what some of the various service manuals state). The vast majority are screw in, but a small number went out in '96 with a W...
Forum: Steering, Suspension & Drivetrain
06-12-2017, 08:16 AM
Replies: 1
Views: 512
Posted By FMB42

Welcome to the Blazer forum. Is the front...

Welcome to the Blazer forum.

Is the front wheel not 'turning' (binding) in 4wd while you're driving on dry or wet pavement?

If so, try it again while driving on snow, ice, or loose dirt (with...
Forum: 2nd Generation S-series (1995-2005) Tech
06-09-2017, 05:58 AM
Replies: 9
Views: 1,368
Posted By FMB42

Thanks for the info!

Thanks for the info!
Forum: Engine & Transmission
06-08-2017, 02:38 PM
Replies: 142
Views: 24,825
Posted By FMB42

First make sure that none of the int. and exh....

First make sure that none of the int. and exh. cam lobes on the offending cylinders aren't excessively worn (just compare them with the known good cyls by eye).

Second, these engine are known to...
Forum: 2nd Generation S-series (1995-2005) Tech
06-06-2017, 05:56 PM
Replies: 7
Views: 1,678
Posted By FMB42

Yep, like they say, you absolutely must make sure...

Yep, like they say, you absolutely must make sure that you disconnect the rubber vent line/hoses both front and rear. Failure to do so will result in broken vent valves. Some of these vent valves are...
Forum: 2nd Generation S-series (1995-2005) Tech
06-06-2017, 03:48 PM
Replies: 6
Views: 3,383
Posted By FMB42

I'd 1st follow newguy's sound advice. Rotting...

I'd 1st follow newguy's sound advice. Rotting and/or split vacuum hoses are very common on older vehicles. These hoses are connected to either non ported or ported vacuum sources (ported hose leaks...
Forum: 2nd Generation S-series (1995-2005) Tech
06-06-2017, 11:39 AM
Replies: 6
Views: 1,712
Posted By FMB42

You're welcome Pc. Let us know how it works out....

You're welcome Pc. Let us know how it works out. My '95 H. side valve is leaking just enough to require a minor (<12 oz.) recharge about every 15 months or so (a dye test shows no other leaks). So,...
Forum: 2nd Generation S-series (1995-2005) Tech
06-06-2017, 08:11 AM
Replies: 6
Views: 1,712
Posted By FMB42

Those GM AC service valves are well known for...

Those GM AC service valves are well known for failing. Dorman makes a brass hex headed 'dust cap' that is designed to seal these failed valves. Not the best idea in my book, but might be worth a try...
Forum: 2nd Generation S-series (1995-2005) Tech
06-05-2017, 01:42 PM
Replies: 6
Views: 2,038
Posted By FMB42

Yep, those big F/P Sending Unit O-rings are...

Yep, those big F/P Sending Unit O-rings are pretty easily torn or cut if it, and the parts it seals to, aren't lightly oiled or greased (with petroleum jelly) prior to assembly. Another thing is that...
Forum: 2nd Generation S-series (1995-2005) Tech
06-05-2017, 07:35 AM
Replies: 10
Views: 1,053
Posted By FMB42

Glad you mentioned the SES code (I forgot to ask...

Glad you mentioned the SES code (I forgot to ask that very important question). The MAF or Volume Air Flow sensor could, of course, still cause the drive-ability problem. But I'd go after the above...
Forum: 2nd Generation S-series (1995-2005) Tech
06-05-2017, 06:28 AM
Replies: 10
Views: 1,053
Posted By FMB42

How did it run before you parked it 26 months...

How did it run before you parked it 26 months ago? And what fuel injection system does it have? I'm not sure if they all have the same F.I. system in that year...

Meanwhile, I'd go ahead and...
Forum: 2nd Generation S-series (1995-2005) Tech
06-04-2017, 06:49 AM
Replies: 11
Views: 875
Posted By FMB42

The above is sound advice from Toby H. ...

The above is sound advice from Toby H.

Meanwhile, what's the current ambient humidity in your area? High humidity of 65% or greater can result in quite a bit exhaust water/vapor output (you...
Forum: 2nd Generation S-series (1995-2005) Tech
06-01-2017, 07:30 AM
Replies: 7
Views: 1,678
Posted By FMB42

I forgot to mention that Delphi is/was a GM...

I forgot to mention that Delphi is/was a GM supplier and, as such, that pump could have come with your Blazer when it rolled off the assembly line. Note: AC Delco and Delphi brand pumps are the...
Forum: 2nd Generation S-series (1995-2005) Tech
06-01-2017, 06:33 AM
Replies: 7
Views: 1,678
Posted By FMB42

Those parts look to be part of the filler neck...

Those parts look to be part of the filler neck 'roll-over' check-valve that somehow made their way into the tank. It could be that someone in the past forced a siphon hose through the filler neck...
Forum: 2nd Generation S-series (1995-2005) Tech
05-31-2017, 02:25 PM
Replies: 10
Views: 7,858
Posted By FMB42

Ok, that clears things up. I would, of course,...

Ok, that clears things up. I would, of course, start with re-checking the MAF, Crank and Cam Pos. wires and connectors.

I'd also check every under hood ground you can find. There should be a...
Forum: 2nd Generation S-series (1995-2005) Tech
05-30-2017, 04:49 PM
Replies: 9
Views: 1,088
Posted By FMB42

Mixing refrigerant types can and will cause...

Mixing refrigerant types can and will cause serious damage to the system and possibly to yourself and/or others. Had a customer come in with the high-side line blown completely off of the compressor....
Forum: 2nd Generation S-series (1995-2005) Tech
05-30-2017, 04:41 PM
Replies: 10
Views: 7,858
Posted By FMB42

The post cat O2 sensor circuit will, most likely,...

The post cat O2 sensor circuit will, most likely, cause problems with the cat missing. You are unfortunately in a 'catch-22' kind of deal with the cat out of the system. But then again, you run the...
Forum: 2nd Generation S-series (1995-2005) Tech
05-30-2017, 01:32 PM
Replies: 11
Views: 875
Posted By FMB42

That's very good news. What color is the...

That's very good news.

What color is the exhaust smoke? Blue tends to indicate oil burning (valve guide seals, rings, etc) while white = coolant entering one of more combustion chambers due to...
Forum: 2nd Generation S-series (1995-2005) Tech
05-30-2017, 10:10 AM
Replies: 11
Views: 875
Posted By FMB42

Have you noticed any loss of coolant? A blown...

Have you noticed any loss of coolant? A blown head gasket can cause the issues that you're having. A cooling system pressure test and/or emissions 'test' of the cooling system (i.e. near the opening...
Forum: 2nd Generation S-series (1995-2005) Tech
05-30-2017, 07:29 AM
Replies: 10
Views: 7,858
Posted By FMB42

"Second the the cat doesnt clog up or melt...

"Second the the cat doesnt clog up or melt without a previous issue that need to be corrected"

Yes, and I would think that at least 1 code should have been set when the cat "failed". Meanwhile,...
Forum: 2nd Generation S-series (1995-2005) Tech
05-29-2017, 08:11 AM
Replies: 2
Views: 6,160
Posted By FMB42

Welcome to the Blazer forum RF3, The very dark...

Welcome to the Blazer forum RF3,
The very dark ATF is, of course, bad news (as in the trans may, most likely, be in need of major repair/overhaul or, at the very least, a valve body replacement (not...
Forum: 2nd Generation S-series (1995-2005) Tech
05-27-2017, 06:06 AM
Replies: 10
Views: 1,067
Posted By FMB42

I'd check the brakes and wheel bearings for...

I'd check the brakes and wheel bearings for excessive wear, play, and/or noise while turning the wheels by hand (have someone lightly apply the brakes while you turn the wheels). A cracked rotor can...
Forum: 2nd Generation S-series (1995-2005) Tech
05-26-2017, 10:04 AM
Replies: 10
Views: 1,067
Posted By FMB42

Also check the rear drive shaft and, if AWD, the...

Also check the rear drive shaft and, if AWD, the front drive shaft.
Forum: 2nd Generation S-series (1995-2005) Tech
05-26-2017, 08:12 AM
Replies: 1
Views: 371
Posted By FMB42

Welcome to the Blazer forum JP. The green and...

Welcome to the Blazer forum JP. The green and black wires should connect to the AC clutch at the top front of the unit just behind the pulley. I can't access your picture, so I could be wrong about...
Showing results 1 to 50 of 67
 
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