Engine

Forum

Topics

Posts

Last post

STARTING ISSUES
PLACE ANY ISSUES RELATED TO YOUR VAN NOT STARTING OR STARTING HARD IN HERE.
Topics: 78

78 Topics

574 Posts

Last post Re: 2002 Astro Van Broke down…
by MountainManJoe View the latest post
Tue Jun 11, 2024 10:01 pm
RUNNING ISSUES
PLACE ANY ISSUES RELATED TO HOW YOUR VAN RUNS. IF IT BOGS, HESITATES, BACKFIRES OR JUST PLAIN RUNS LIKE CRAP...THIS IS THE PLACE FOR IT!
Topics: 137

137 Topics

1168 Posts

Last post Re: Mis-Fires driving me CRAZ…
by andyrud View the latest post
Wed Jul 24, 2024 2:33 pm
Starting/Charging system
Battery, alternator, starter, cables, etc.
Topics: 9

9 Topics

116 Posts

Last post Re: 2015 THREAD RESURRECTION
by LAZ 1 View the latest post
Wed Sep 16, 2015 9:14 am
Exhaust System
Manifolds, flexpipe, catalytic converters, mufflers, hangers, piping, EGR etc.
Topics: 66

66 Topics

458 Posts

Last post Re: Exhaust rattle when idling
by Wiley View the latest post
Thu Jun 28, 2018 8:53 am
Cooling System
Radiator, thermostat, water pump, antifreeze, etc.
Topics: 179

179 Topics

1524 Posts

Last post Re: Do I have rear AC?
by sixsix View the latest post
Tue Oct 29, 2024 1:48 pm
Fuel System
Tank, pump, filter, regulator, injectors and poppet valves etc.
Topics: 8

8 Topics

67 Posts

Last post Re: Standard Motor Product Sp…
by andyrud View the latest post
Fri Jul 26, 2024 8:56 pm
Air Intake
Air filter, throttle, sensors, vacuum, etc.
Topics: 3

3 Topics

15 Posts

Last post Re: I unplug the MAF Sensor, …
by Bret Schmerker View the latest post
Thu Oct 14, 2021 9:19 am

New Topic

705 topics

Page 11 of 15
- Jump to page:
Previous
1
…
9
10
11
12
13
…
15
Next

Topics

Replies

Views

Last post

Fuel pressure drops from 62 to 0 psi in 3 seconds

Last post by sfeaver « Fri Oct 03, 2008 4:08 pm
Replies: 7
by stevegriffith » Tue Sep 30, 2008 12:32 pm

Is there anything other than a faulty pressure regulator or leaking fuel line that could cause the fuel pressure to drop from 62 lbs. to zero in 3...

7 Replies

2815 Views

Last post by sfeaver
Fri Oct 03, 2008 4:08 pm
cruise control

Last post by 92astro « Thu Oct 02, 2008 8:12 pm
Replies: 1
by 92astro » Mon Sep 29, 2008 1:34 pm

where is the cruise control module located and how to test the system? this is a 1992 astro

1 Replies

987 Views

Last post by 92astro
Thu Oct 02, 2008 8:12 pm
Anyone tried fuel pump repair kit rather than complete pump?

Last post by LaGrasta « Mon Sep 29, 2008 10:20 am
Replies: 8
by dcarlson12 » Tue Aug 12, 2008 10:41 am

I see these repair kits advertised on ebay:

Has anyone tried these rather than a complete new pump? If so, what results?

The cheapest I can find...

8 Replies

2855 Views

Last post by LaGrasta
Mon Sep 29, 2008 10:20 am
I think I might need another starter...

Last post by astronut74 « Thu Sep 25, 2008 9:12 am
Replies: 4
by astronut74 » Sun Aug 31, 2008 6:48 pm

I have noticed the last few times I've started the van that it sounds a bit more harsh that first instant the starter is cranked over. Then this...

4 Replies

1770 Views

Last post by astronut74
Thu Sep 25, 2008 9:12 am
new but strange problem

Last post by kings-x59 « Wed Sep 24, 2008 5:01 pm
Replies: 6
by dj_joker_2002 » Fri Sep 19, 2008 9:25 am

I installed the rebuilt stock injectors and the van runs better then ever
BUT anytime I drive above 60 MPH I get a code 44 and that's the only time I...

6 Replies

2102 Views

Last post by kings-x59
Wed Sep 24, 2008 5:01 pm
Identifing Rochester injectors

Last post by 91AWDAstro « Thu Sep 18, 2008 2:04 pm

by 91AWDAstro » Thu Sep 18, 2008 2:04 pm

Well last week the van decided to start running like crap. It seemed like it was missing. Tracked it down to a leaky fuel injector. Even though it's...

0 Replies

1047 Views

Last post by 91AWDAstro
Thu Sep 18, 2008 2:04 pm
need a list of carburated 4.3 vehicles

Last post by skippy « Sat Sep 13, 2008 8:03 am
Replies: 7
by skippy » Fri Sep 12, 2008 8:22 am

Guys i need to find out which chevy vehicles came with a 4.3 carburated so i can grab the whole top end for my brothers van project .
we need...

7 Replies

2393 Views

Last post by skippy
Sat Sep 13, 2008 8:03 am
compression ratio questions

Last post by dj_joker_2002 « Fri Sep 12, 2008 5:15 am
Replies: 3
by dj_joker_2002 » Fri Sep 12, 2008 4:38 am

I started with a 1986 Iroc 5.0 engine known as a LB9 I sold the TPI stuff
overhauled the short block assembly with the stock pistons simply because...

3 Replies

1586 Views

Last post by dj_joker_2002
Fri Sep 12, 2008 5:15 am
weight of a stock astro or v8 I guess

Last post by tkic « Tue Sep 09, 2008 3:12 pm
Replies: 13
by s10-den » Mon Aug 11, 2008 4:06 pm

Anyone ever weigh these vans?

13 Replies

3834 Views

Last post by tkic
Tue Sep 09, 2008 3:12 pm
how does the TBI system work? -scientifically speaking

Last post by SafariRob « Sat Sep 06, 2008 11:37 am
Replies: 2
by dj_joker_2002 » Sat Sep 06, 2008 5:31 am

OK what I want to know is this: if the TBI has a fuel pressure regulator, the IAC valve and the TPS and all this is controlled by the vehicles...

2 Replies

1342 Views

Last post by SafariRob
Sat Sep 06, 2008 11:37 am
350 injectors on a 305?

Last post by dj_joker_2002 « Sat Sep 06, 2008 5:26 am
Replies: 6
by dj_joker_2002 » Thu Aug 28, 2008 12:44 pm

I installed 350 injectors on my 305 and I now have a code 44 witch is lean exhaust. could this be from the larger injectors?

6 Replies

1868 Views

Last post by dj_joker_2002
Sat Sep 06, 2008 5:26 am
Good read for engine newbies like myself.

Last post by GEJ « Fri Aug 29, 2008 8:48 pm
Replies: 1
by potskie » Fri Aug 29, 2008 8:21 pm

This is about torque and horse power. I learned a few interesting tid bits from it.

1 Replies

964 Views

Last post by GEJ
Fri Aug 29, 2008 8:48 pm
Computer issues-S.O.S. help

Last post by GEJ « Fri Aug 29, 2008 8:32 pm
Replies: 44
by GEJ » Tue Jun 24, 2008 5:00 pm
1

2

3
My 350 TBI with 1995 heads and intake and 1996 short block has a high idle issue.It is still in the donor van because I want to resolve this before...
44 Replies

10427 Views

Last post by GEJ
Fri Aug 29, 2008 8:32 pm
Performance headers?

Last post by mazade « Thu Aug 28, 2008 12:41 pm
Replies: 4
by violent b » Fri Aug 08, 2008 5:43 pm

Does anyone make performance headers for our Astro/Safari's? I've searched around and didn't come up with anything. I got the standard 4.3 Vortec in...

4 Replies

2213 Views

Last post by mazade
Thu Aug 28, 2008 12:41 pm
IAC valve?

Last post by kings-x59 « Thu Aug 28, 2008 10:41 am
Replies: 6
by dj_joker_2002 » Tue Aug 26, 2008 3:41 pm

Anyone ever had a problem with this device? and is it the plastic thing with two screws and an electrical plug?

6 Replies

2253 Views

Last post by kings-x59
Thu Aug 28, 2008 10:41 am
99 ENGINE REMOVAL

Last post by RETUBJB « Wed Aug 27, 2008 7:03 pm
Replies: 21
by RETUBJB » Thu Feb 21, 2008 7:17 pm
1

2
LOOKING FOR INPUT ON REMOVING MY 4.3 .I HAD $800 OF WORK DONE(INTAKE GASKET,WHEEL BEARING, BRAKES AND SHOCKS) AND IT LASTED 15 MILES BEFORE DYING....
21 Replies

13772 Views

Last post by RETUBJB
Wed Aug 27, 2008 7:03 pm
Grumpy - Now with 100% less oil leaks

Last post by 89AstroDan « Wed Aug 27, 2008 4:46 pm
Replies: 5
by ihatemybike » Tue Aug 26, 2008 7:02 pm

Grumpy has been leaking oil for a while now. Thought it was the oil cooler line crimps originally, but closer inspection showed it was leaking from...

5 Replies

2046 Views

Last post by 89AstroDan
Wed Aug 27, 2008 4:46 pm
electric grimlin

Last post by peter « Wed Aug 27, 2008 4:25 pm
Replies: 1
by 92astro » Wed Aug 27, 2008 10:45 am

ok i have a little issue my temp. guage will be on the 1/4 mark when i start the van in the morning and might stay there untill i shut it off then...

1 Replies

1014 Views

Last post by peter
Wed Aug 27, 2008 4:25 pm
high idle in P or N anyone have a fix?

Last post by dj_joker_2002 « Wed Aug 27, 2008 4:05 pm
Replies: 2
by dj_joker_2002 » Wed Aug 27, 2008 12:20 pm

Two days ago while driving home my alternator died, and all of a sudden my idle is super high. I installed a new alternator a nd still high idle in P...

2 Replies

1104 Views

Last post by dj_joker_2002
Wed Aug 27, 2008 4:05 pm
spark knock?

Last post by dj_joker_2002 « Tue Aug 26, 2008 3:44 pm
Replies: 4
by dj_joker_2002 » Wed Aug 20, 2008 4:25 pm

Awhile ago a few of us were discussing V8's and spark knock and I said proudly that my 5.0 V8 with all its goodies and such ran fine on regular gas....

4 Replies

1644 Views

Last post by dj_joker_2002
Tue Aug 26, 2008 3:44 pm
Engine problem possibilities?

Last post by afsigma21 « Tue Aug 26, 2008 11:46 am
Replies: 19
by afsigma21 » Thu Jul 31, 2008 6:23 am
1

2
Looking for a few opinions, thoughts from you guru's. I am novice at best!

I posted this stuff in the cooling forum when asking about a radiator.......
19 Replies

5075 Views

Last post by afsigma21
Tue Aug 26, 2008 11:46 am
Charging system

Last post by dunedog « Mon Aug 25, 2008 3:29 pm
Replies: 11
by Cobra » Sun Aug 10, 2008 9:12 am

ok i'm lost my battery warning light came on so i checked my alternator it appears to be fine tried a new alt still not charging my battery i cleaned...

11 Replies

3249 Views

Last post by dunedog
Mon Aug 25, 2008 3:29 pm
smog pump pic request

Last post by Mr_Roboto « Sat Aug 23, 2008 11:20 am

by Mr_Roboto » Sat Aug 23, 2008 11:20 am

to anyone out there with a smog pump on a horse shoe bracketed 4.3L can you please post a pic of how it's mounted. The big thing I need to know is...

0 Replies

992 Views

Last post by Mr_Roboto
Sat Aug 23, 2008 11:20 am
temperature sensor for the gauge

Last post by SafariRob « Wed Aug 20, 2008 5:08 pm
Replies: 6
by 92astro » Mon Aug 18, 2008 8:46 am

i am talking about the one in the drivers side head in between cyl. 3 and 5 is it one wire and can someone post a pic this for the gauge. 1992 astro

6 Replies

2155 Views

Last post by SafariRob
Wed Aug 20, 2008 5:08 pm
Robust Fuel system?

Last post by sfeaver « Mon Aug 18, 2008 7:29 pm
Replies: 6
by NotDadsW41 » Sun Aug 17, 2008 11:48 am

All,

I saw a post on another forum asking which fuel pump to get for a 2002 Astro, one with or without a Robust Fuel System .

What in the world is...

6 Replies

4323 Views

Last post by sfeaver
Mon Aug 18, 2008 7:29 pm
Throttle Position Sensor (TPS) need help finding it

Last post by peter « Tue Aug 12, 2008 10:31 am
Replies: 3
by jtorres » Mon Aug 11, 2008 4:15 pm

Hi everyone,
A couple of weeks ago when I got my 2000 Astro, it had the Service light on, codes were P0121 & P0122, the TPS is bad...the codes were...

3 Replies

1603 Views

Last post by peter
Tue Aug 12, 2008 10:31 am
cooling fan

Last post by peter « Tue Aug 12, 2008 2:22 am
Replies: 18
by 92astro » Tue Jul 22, 2008 7:10 pm
1

2
how much CFM does the stock clutch fan pull through the rad.? this is a 1992 astro
18 Replies

5262 Views

Last post by peter
Tue Aug 12, 2008 2:22 am
O2 Senor Map?

Last post by sfeaver « Sat Aug 09, 2008 8:05 am
Replies: 5
by Rufus » Sat Aug 02, 2008 7:33 pm

The Astro is throwing a O2 sensor code (I don't remember if it was 141 or 144 as I have been erasing it because it was driving my wife crazy). I've...

5 Replies

2480 Views

Last post by sfeaver
Sat Aug 09, 2008 8:05 am
gage cluster groulds

Last post by s10-den « Sat Aug 09, 2008 4:21 am
Replies: 4
by 92astro » Tue Aug 05, 2008 10:08 pm

how many and where are them this is a 1992 astro

4 Replies

1647 Views

Last post by s10-den
Sat Aug 09, 2008 4:21 am
The Best Millage Possible

Last post by thevalleyboy « Wed Aug 06, 2008 7:13 pm
Replies: 20
by dasaro24 » Wed Mar 05, 2008 10:38 am
1

2
I have a 98 Astro with 168,000 miles, with using syntheic fluids, keep the OEM air filter changed every 10,000, fuel filter every 30,000, have my...
20 Replies

5537 Views

Last post by thevalleyboy
Wed Aug 06, 2008 7:13 pm
v8 ride quality?

Last post by ScottS « Wed Aug 06, 2008 1:29 am
Replies: 4
by s10-den » Tue Aug 05, 2008 2:42 pm

Hey v8 guys, how does the astro ride with the weight of the v8 sitting there?Now Being somewhat of a v8 s10 master, I know if you use aluminum...

4 Replies

1658 Views

Last post by ScottS
Wed Aug 06, 2008 1:29 am
Gas Tank Romoval

Last post by Water Boy « Fri Aug 01, 2008 7:41 pm
Replies: 4
by 2002Safari » Wed Jul 30, 2008 3:00 pm

My fuel pump failed at 113,000 miles. I have the tank unbolted and on the ground. I am trying to figure out how to disconnect the plastic hoses from...

4 Replies

1917 Views

Last post by Water Boy
Fri Aug 01, 2008 7:41 pm
alternator vs ac compressor...

Last post by Mr Singh « Thu Jul 31, 2008 4:28 am
Replies: 15
by coolen » Thu Jul 10, 2008 4:39 am
1

2
i was reading on this site the other day of someone who removed their ac compressor and replaced it with a second alternator. who all has done this?...
15 Replies

4972 Views

Last post by Mr Singh
Thu Jul 31, 2008 4:28 am
MAF p0102 code

Last post by sfeaver « Tue Jul 29, 2008 9:14 pm
Replies: 5
by specelec » Thu Jul 24, 2008 6:44 am

I have had a p0102 code for a while now, and have checked for leaks around air box / throttle body, removed K&N filter and replaced with paper one,...

5 Replies

2323 Views

Last post by sfeaver
Tue Jul 29, 2008 9:14 pm
governor

Last post by kings-x59 « Tue Jul 29, 2008 8:13 pm
Replies: 4
by 92astro » Tue Jul 29, 2008 12:42 pm

is there a speed govenor on a 1992 astro? cause my speedo goes to 85 or 90 and the needle keeps going past that point where it disappears so i don't...

4 Replies

1679 Views

Last post by kings-x59
Tue Jul 29, 2008 8:13 pm
o2 senser

Last post by crash « Fri Jul 25, 2008 9:07 am
Replies: 1
by 92astro » Thu Jul 24, 2008 8:11 pm

how many o2 sensors is there on a 1995 astro 2wd

1 Replies

990 Views

Last post by crash
Fri Jul 25, 2008 9:07 am
Engine cuts out when up to temp.

Last post by aclassicgetaway « Thu Jul 24, 2008 9:47 am
Replies: 8
by aclassicgetaway » Sat Jul 19, 2008 9:11 pm

Looking for some help on my 96, my motor just dies when it gets up to temp. Its just like turning off the car, there is no sputter or backfire,...

8 Replies

2781 Views

Last post by aclassicgetaway
Thu Jul 24, 2008 9:47 am
Best brand of fuel pump 2000 Astro?

Last post by SoCalli V8 « Sat Jul 19, 2008 8:47 pm
Replies: 7
by dcarlson12 » Fri Jul 11, 2008 11:48 am

Hope this is posted in correct area, if not, sorry.
Replaced my fuel pump back in 2005 at 128,000 km now at 235,000 km.
Used what was supposed to be...

7 Replies

2866 Views

Last post by SoCalli V8
Sat Jul 19, 2008 8:47 pm
very strange........

Last post by coolen « Wed Jul 16, 2008 4:57 am
Replies: 10
by coolen » Thu Jun 26, 2008 9:02 am

you all ain't gonna believe this. the other night i took the rims and tires off the stro' and put them on the safari, put a bit of gas in the astro,...

10 Replies

3429 Views

Last post by coolen
Wed Jul 16, 2008 4:57 am
car washing the engine

Last post by Water Boy « Wed Jul 09, 2008 4:48 pm
Replies: 8
by 92astro » Tue Jul 08, 2008 12:59 pm

okay here is something that i am interested in doing is taking the van to the car wash and wash out my egine compartment is it possible and safe? the...

8 Replies

3543 Views

Last post by Water Boy
Wed Jul 09, 2008 4:48 pm
95 astro vin w no power to fuel relay- wont start

Last post by LiftedAWDAstro « Wed Jul 09, 2008 3:56 am
Replies: 9
by ozone » Fri Jul 04, 2008 5:56 am

yup, i'm a newbie. been reading threads all day!

several days ago i was driving and the engine quit. no sputter, just died. i tried to start, but...

9 Replies

3784 Views

Last post by LiftedAWDAstro
Wed Jul 09, 2008 3:56 am
fuel lines

Last post by coolen « Wed Jul 09, 2008 3:21 am
Replies: 4
by coolen » Tue Jul 08, 2008 4:20 am

could someone please tell me the size of my fuel line in on my 95 safari awd. also the size of the fitting(s)

thanks so much!!

4 Replies

1938 Views

Last post by coolen
Wed Jul 09, 2008 3:21 am
short term rough idle...temp sensor?

Last post by safariobsession « Mon Jul 07, 2008 4:01 pm
Replies: 1
by safariobsession » Sat Jul 05, 2008 7:49 am

When the engine is cold and I start it, I get a rough stumbling idle about 1 to 2 seconds after being started. If i put it in drive right away it...

1 Replies

1238 Views

Last post by safariobsession
Mon Jul 07, 2008 4:01 pm
fuel pressure regulator on a 95 stro

Last post by astrozam « Mon Jul 07, 2008 7:59 am
Replies: 3
by superglide57 » Tue Jun 24, 2008 8:03 am

First thing in the morning, I turn the key on , I hear the fuel pump pressureize and then shut off, try to start it and it takes 3 or 4 attemps to...

3 Replies

1618 Views

Last post by astrozam
Mon Jul 07, 2008 7:59 am
hesitation, poor acceleration.. but smooth idle?

Last post by crash « Fri Jun 27, 2008 8:45 am
Replies: 34
by crash » Thu Feb 28, 2008 4:51 am
1

2

3
I took a look around first and other than not having any codes thrown.. my issue seems similar to specelc's problem described in this post..

i...
34 Replies

11586 Views

Last post by crash
Fri Jun 27, 2008 8:45 am
link to a 4.3 tear down & repair

Last post by Smiliesafari « Wed Jun 25, 2008 5:20 pm
Replies: 5
by skippy » Wed Jun 25, 2008 12:51 pm

this was given to me by a friend that works on forklifts for a living . this is the complete tear down & repair guide he uses for the 4.3 motors used...

5 Replies

2049 Views

Last post by Smiliesafari
Wed Jun 25, 2008 5:20 pm
recent problem!

Last post by kings-x59 « Tue Jun 24, 2008 9:15 pm
Replies: 9
by Jboy2 » Thu Jun 12, 2008 6:55 pm

Well, for the last 3 days my moms 1991 chevy astro has been having a weird problem. When the engine gets cool and you try to start it, it runs for...

9 Replies

3511 Views

Last post by kings-x59
Tue Jun 24, 2008 9:15 pm
T.B.I.

Last post by GEJ « Mon Jun 23, 2008 3:24 pm
Replies: 11
by 92astro » Mon Jun 16, 2008 5:48 pm

how would i clean the T.B.I. on a 1992 astro vin;Z

11 Replies

3393 Views

Last post by GEJ
Mon Jun 23, 2008 3:24 pm
Anyone have blue smoke upon first startup?

Last post by Water Boy « Sun Jun 22, 2008 1:19 pm
Replies: 19
by peppy » Tue Jun 17, 2008 4:52 pm
1

2
Anyone else also have blue smoke come out tailpipe after the van has been sitting for a while?

I have 1991 Astro AWD.

Peppy!
19 Replies

6591 Views

Last post by Water Boy
Sun Jun 22, 2008 1:19 pm
crappy idle on 91 astro

Last post by kings-x59 « Sat Jun 21, 2008 10:47 am
Replies: 9
by Gordon » Wed Feb 27, 2008 6:11 pm

My 91 astro awd has a crappy rough idle.

So far i've changed the o2 sensor, plugs, cap, rotor, temp sensor, plug wires test good for resistance......

9 Replies

3073 Views

Last post by kings-x59
Sat Jun 21, 2008 10:47 am

New Topic

705 topics

Page 11 of 15
- Jump to page:
Previous
1
…
9
10
11
12
13
…
15
Next

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum