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Sticky The long list of RPO codes.

Last post by Angrybird12 « Tue Sep 12, 2017 2:42 pm
Replies: 17
by v8famvan » Sun Sep 10, 2006 11:10 pm
1

2
Here is a long list of RPO codes specifically for the Astro/Safari vans. (not all the engines listed here were available)

This will be added to as I...
17 Replies

69407 Views

Last post by Angrybird12
Tue Sep 12, 2017 2:42 pm
Sticky Understanding Oxygen Sensors

Last post by howso48 « Tue Jul 17, 2012 8:52 am
Replies: 6
by SoCalli V8 » Fri Sep 04, 2009 10:26 pm

Here`s some info that I found stored on my `puter, that could help members out here.

Since the early 1980s, oxygen sensors (O2S) and heated...

6 Replies

9133 Views

Last post by howso48
Tue Jul 17, 2012 8:52 am
Sticky OBD1 & OBD2 explainantions & code look-ups.

Last post by MountainManJoe « Tue May 04, 2010 2:19 pm
Replies: 8
by v8famvan » Sun Sep 10, 2006 7:57 am

Since all years of vans have the potential to set codes, here are some sites with helpful information to explain & diagnose them.
OBD1 & OBD2 code...

8 Replies

11626 Views

Last post by MountainManJoe
Tue May 04, 2010 2:19 pm
Sticky VIN decoder cards

Last post by ihatemybike « Mon May 11, 2009 7:56 am
Replies: 4
by v8famvan » Mon Dec 08, 2008 6:33 pm

If you ever wanted to decode a VIN for GM vehicle & to understand what it means, check out this site.

4 Replies

4778 Views

Last post by ihatemybike
Mon May 11, 2009 7:56 am
Crank and Cam Shaft position sensor replacement relearn

Last post by MountainManJoe « Fri Jun 14, 2024 4:33 pm
Replies: 1
by andyrud » Fri Jun 14, 2024 3:13 pm

When replacing the Crankshaft or Camshaft position sensors do you need to do a RE-LEARN procedure? There are some youtube videos that say so on other...

1 Replies

320 Views

Last post by MountainManJoe
Fri Jun 14, 2024 4:33 pm
instrument cluster compatibilty

Last post by WoodButcher « Fri Mar 12, 2021 5:20 am
Replies: 4
by AquaAngel » Thu Mar 22, 2018 6:53 pm

Good day guys, been a while since i have posted anything here.

I just bought a 98 Gmc AWD Safari Van last week end and some minor few things need to...

4 Replies

2718 Views

Last post by WoodButcher
Fri Mar 12, 2021 5:20 am
Engine Coolant Temperature Sensor, '94 Safari

Last post by olwebley « Wed Feb 21, 2018 12:47 pm

by olwebley » Wed Feb 21, 2018 12:47 pm

I broke the plastic harness off the original on my '94 Safari and replaced with a BWD WT300 - the code is reading 15 (indicating a problem with the...

0 Replies

2502 Views

Last post by olwebley
Wed Feb 21, 2018 12:47 pm
current scan tool suggetions for basic uses.

Last post by VanGoGo « Tue Feb 13, 2018 1:02 pm
Replies: 5
by WE7X » Mon Jan 29, 2018 1:37 pm

I have not seen any postings about available scan tools for several years..
Anyone have current suggestions for purchase, to use on our A/S vans.
I...

5 Replies

3426 Views

Last post by VanGoGo
Tue Feb 13, 2018 1:02 pm
Cat install

Last post by Smiliesafari « Thu Dec 07, 2017 8:25 am
Replies: 4
by macsveen » Sat Nov 25, 2017 6:46 pm

I'm looking for feedback on exhaust install.

I have a direct fit Magnaflow CARB cat 2.50 going into a 2.25 Super 44.

Which way do I install the...

4 Replies

3598 Views

Last post by Smiliesafari
Thu Dec 07, 2017 8:25 am
Have I diagnosed bad tank pressure sensor correctly?

Last post by rlyoung « Thu Aug 10, 2017 4:29 pm
Replies: 2
by rlyoung » Sun Aug 06, 2017 9:03 am

Hope I got the right section.

Over time I've been looking at the potential causes for a P0446 EVAP code. I've replaced the gas cap, and bench tested...

2 Replies

2641 Views

Last post by rlyoung
Thu Aug 10, 2017 4:29 pm
1986 Astro 4.3 TBI erratic and high idle

Last post by Astrophysics « Wed Jun 01, 2016 8:28 am
Replies: 1
by dano414 » Tue May 31, 2016 6:35 pm

I've replaced TPS, IAC, gasket under throttle body, checked all vacuum lines for leaks, stalls sometimes when cold starting. Bogs a little when...

1 Replies

2551 Views

Last post by Astrophysics
Wed Jun 01, 2016 8:28 am
reading ABS codes?

Last post by arlon « Thu May 19, 2016 11:06 am
Replies: 1
by arlon » Thu May 19, 2016 7:30 am

Are they different than normal DTC codes form the scan tool? I have several scan tools and both are saying no DTC but I have an intermittant ABS...

1 Replies

2477 Views

Last post by arlon
Thu May 19, 2016 11:06 am
No start - multiple codes

Last post by Thatairplaneguy « Wed Feb 17, 2016 8:31 am
Replies: 8
by Thatairplaneguy » Sat Jan 02, 2016 3:26 pm

03 astro LT 2WD
No history of running or starting issues in all its 164K miles

Prior problems that could be related:
No rear heat. Fan blows but no...

8 Replies

5358 Views

Last post by Thatairplaneguy
Wed Feb 17, 2016 8:31 am
Safari/Blazer tccm connector question

Last post by Captn. Crunch « Wed Sep 16, 2015 5:38 pm
Replies: 5
by Captn. Crunch » Tue Sep 15, 2015 7:48 am

So I'm putting an np236 transfer case from a 99 Blazer into my 99 safari. I'm looking at the printouts for both of the plugs and I see this...

5 Replies

3884 Views

Last post by Captn. Crunch
Wed Sep 16, 2015 5:38 pm
Vapor canister bracket

Last post by RINNY « Sun May 17, 2015 5:34 am
Replies: 2
by RINNY » Sat May 16, 2015 3:21 pm

Looking for a vapor cannister bracket GM part # 15042615. It has been discontinued , any help apprecited.

2 Replies

3008 Views

Last post by RINNY
Sun May 17, 2015 5:34 am
Length of an 87 vs a 2005.

Last post by spudman « Wed Feb 12, 2014 3:22 pm
Replies: 2
by spudman » Sun Feb 09, 2014 1:42 pm

Is one year Astro longer than the other ??

2 Replies

2990 Views

Last post by spudman
Wed Feb 12, 2014 3:22 pm
EGR blues I think not sure.

Last post by irocblu « Sat Feb 08, 2014 3:56 pm
Replies: 2
by irocblu » Fri Feb 07, 2014 8:30 pm

Got a 2000 4.3 that stumbles. Worse when cold but always there. Been through a leaking injector spider. Plugs, distributor and the rest. She has no...

2 Replies

2913 Views

Last post by irocblu
Sat Feb 08, 2014 3:56 pm
OBD II code PO420

Last post by v8famvan « Sun Oct 06, 2013 12:52 am
Replies: 1
by astrojohn » Sat Oct 05, 2013 4:26 am

I have a 2000 Astro AWD, with 311000 miles. It is in great shape, and runs and drives better than the 2 I had previously.
I have not had any issues...

1 Replies

3015 Views

Last post by v8famvan
Sun Oct 06, 2013 12:52 am
1998 2WD astro Wont stay running....???

Last post by 64crew4x4 « Sat Jun 29, 2013 8:23 pm
Replies: 4
by 64crew4x4 » Sat Jun 29, 2013 4:41 pm

Hey guys...been a long while Since I got to float here.....I am trying to figure out a friends new ride....

Story is this....The ignition harness...

4 Replies

3762 Views

Last post by 64crew4x4
Sat Jun 29, 2013 8:23 pm
help please wont start but turns over

Last post by Drummernaut « Fri May 31, 2013 11:48 am
Replies: 7
by uglykid » Mon May 20, 2013 7:08 am

so in my resent post i was having misfire issues and had taken it to a shop and drove fine for a day now my 99 safari will not start at all it turns...

7 Replies

5146 Views

Last post by Drummernaut
Fri May 31, 2013 11:48 am
misfire

Last post by uglykid « Wed May 15, 2013 7:23 am
Replies: 4
by uglykid » Tue May 14, 2013 10:04 am

i have a 99 safari that has been throwing a p0300 misfire code and cam to crank fault code. i replaced the cam and crank sensor witch seemed to get...

4 Replies

3964 Views

Last post by uglykid
Wed May 15, 2013 7:23 am
Choosing an OBD scan tool.

Last post by MountainManJoe « Tue Apr 09, 2013 12:42 pm
Replies: 20
by MountainManJoe » Sat Aug 30, 2008 2:51 pm
1

2
Hey guys.

I'm looking to get a PC scan tool for my van to diagnose various problems. I'd like to be able to get real time data for all the sensors,...
20 Replies

13855 Views

Last post by MountainManJoe
Tue Apr 09, 2013 12:42 pm
check engine light on

Last post by sandpiper « Sat Mar 02, 2013 2:19 pm
Replies: 7
by sandpiper » Sun Feb 03, 2013 7:22 pm

hello, my 1999 astro sufferd some moderate power loss and felt like misfire while climbing a small hill at 70kms and check engine light came on right...

7 Replies

5451 Views

Last post by sandpiper
Sat Mar 02, 2013 2:19 pm
OBD-2 for 1997 Chevy Astro

Last post by justice « Sat Jul 28, 2012 1:40 pm
Replies: 4
by adopted » Sat Jul 28, 2012 6:04 am

Hi,
The Check Engine light came on for awhile (gone now).
With a previous vehicle, I was able to find out the code that triggered the light by...

4 Replies

4028 Views

Last post by justice
Sat Jul 28, 2012 1:40 pm
front & rear heat/ac ?

Last post by markmitchinnh « Tue Jul 24, 2012 2:33 pm

by markmitchinnh » Tue Jul 24, 2012 2:33 pm

Anyone know where I can get a schematic of the front rear ac lines and such? My 89 Astro RS front works but no the back and if I had a schematic I...

0 Replies

2402 Views

Last post by markmitchinnh
Tue Jul 24, 2012 2:33 pm
02 heater circuit bank # 1 sensor 3

Last post by v8famvan « Tue Jul 17, 2012 7:27 pm
Replies: 1
by howso48 » Tue Jul 17, 2012 8:45 am

02 heater circuit bank # 1 sensor 3 , 02 heater circuit bank # 1 sensor 3, is there any chance these could be faulty wiring, lose or corroded...

1 Replies

2902 Views

Last post by v8famvan
Tue Jul 17, 2012 7:27 pm
anyone know?

Last post by markmitchinnh « Tue Jun 19, 2012 3:47 am
Replies: 4
by markmitchinnh » Sat Jun 16, 2012 9:44 am

I have a 7747 computer but I can't remember what I took it out of is there a way to tell? I think it came from a c30 chevy van with 350 TBI. If it...

4 Replies

3883 Views

Last post by markmitchinnh
Tue Jun 19, 2012 3:47 am
Cruise control pics

Last post by completetech « Tue Jun 05, 2012 11:05 am
Replies: 6
by completetech » Sun Jun 03, 2012 6:51 pm

Anyone have any somewhat detailed pictures of the cruise control module installed under the hood??

6 Replies

4488 Views

Last post by completetech
Tue Jun 05, 2012 11:05 am
MAF Sensor question

Last post by MountainManJoe « Wed Apr 18, 2012 2:54 pm
Replies: 2
by VanGeorge » Sat Apr 14, 2012 2:43 pm

I have a 2005 Astro AWD. On the three wire plug in for the MAF sensor what are the wires for and which two are the DC volt wires?
Thanks

2 Replies

3300 Views

Last post by MountainManJoe
Wed Apr 18, 2012 2:54 pm
P1133 - Ho2S Insuffencet switching

Last post by banderso « Thu Mar 22, 2012 5:52 pm
Replies: 7
by banderso » Wed Mar 14, 2012 4:54 pm

HI
I did a search, but did not find this code..

P1133

I had a pop and misfire. Van ran ratty.
Shut it off and when restarted, the van ran fine....

7 Replies

5335 Views

Last post by banderso
Thu Mar 22, 2012 5:52 pm
OBDII scanner bargain

Last post by MountainManJoe « Sun Mar 04, 2012 3:49 pm

by MountainManJoe » Sun Mar 04, 2012 3:49 pm

For :canuk:Canucks: Here's an inexpensive way to scan your vehicles trouble codes. (Check engine light)

On sale for 35 bucks @ Princess Auto...

0 Replies

2440 Views

Last post by MountainManJoe
Sun Mar 04, 2012 3:49 pm
what yr did astro lose carb

Last post by 1Gary « Mon Feb 13, 2012 10:05 pm
Replies: 5
by mtrhead79 » Mon Feb 13, 2012 7:09 pm

does anyone know the last year astros had carbs? thanks john

5 Replies

4417 Views

Last post by 1Gary
Mon Feb 13, 2012 10:05 pm
OBD1 tuning?

Last post by LiftedAWDAstro « Fri Jan 27, 2012 4:22 am
Replies: 3
by JTalley » Wed Jan 25, 2012 8:21 am

I've been looking for good programs to do tuning and code reading for OBD1. I've downloaded TunerPro and WinALDL, but as of yet I don't have the...

3 Replies

3625 Views

Last post by LiftedAWDAstro
Fri Jan 27, 2012 4:22 am
Chimes

Last post by bowtie262 « Mon Jan 16, 2012 4:28 pm
Replies: 2
by Randy » Mon Dec 19, 2011 2:58 pm

I own a 95 Safari Van with no alert chimes when the lights are left on or door left ajar! How do I repair that?

2 Replies

3110 Views

Last post by bowtie262
Mon Jan 16, 2012 4:28 pm
Mass Air Sensor Error

Last post by tribri1 « Mon Oct 10, 2011 4:36 pm
Replies: 2
by tribri1 » Sun Oct 09, 2011 6:51 pm

I have been getting a P0101 (Mass Air Flow Sensor out of range) along with P0305 (misfire on cylinder 5) when I am going up a hill. I can't find the...

2 Replies

3169 Views

Last post by tribri1
Mon Oct 10, 2011 4:36 pm
it just won't start

Last post by 94astroxlt « Thu Sep 15, 2011 8:53 am
Replies: 9
by 94astroxlt » Fri Sep 09, 2011 9:05 am

hello folks, my name is Luke and i am joining this web site because i have always had good
luck getting help and info from people that are owners of...

9 Replies

6485 Views

Last post by 94astroxlt
Thu Sep 15, 2011 8:53 am
Retrieving SES Codes

Last post by Smiliesafari « Sat Sep 03, 2011 7:17 pm
Replies: 4
by vanagon40 » Sat Sep 03, 2011 10:48 am

My Google and search skills have failed me and I don't know OBD1 from OBD2. I have a 1998 Astro Van.

I remember on my 1992 Chevy Van and 1992...

4 Replies

4442 Views

Last post by Smiliesafari
Sat Sep 03, 2011 7:17 pm
Chevrolet Astro cruise control

Last post by astroturf « Tue May 17, 2011 2:43 pm
Replies: 1
by mystiq » Mon May 16, 2011 11:10 pm

I'm having problems with my cruise control. Simplified it just don't work at all. First of all, my car is year 1993 Astro model. Things I have...

1 Replies

2925 Views

Last post by astroturf
Tue May 17, 2011 2:43 pm
The New ScanGauge-e... The e is for easy.

Last post by dross93ranger « Tue May 10, 2011 9:33 pm
Replies: 1
by astroturf » Tue May 10, 2011 8:00 pm

Have a look Fellers at the all new ScanGauge-e

Jim

1 Replies

2878 Views

Last post by dross93ranger
Tue May 10, 2011 9:33 pm
Anti lock breaks

Last post by astroturf « Mon May 09, 2011 6:31 pm
Replies: 3
by fireguy » Mon May 09, 2011 10:05 am

My anti lock break light is sometimes on and sometimes off and when it is on so is my break light. any suggestions.

3 Replies

3511 Views

Last post by astroturf
Mon May 09, 2011 6:31 pm
Loud sound coming from engine. Sounds like a vacuum leak.

Last post by DMT00 « Tue May 03, 2011 4:11 am
Replies: 5
by DMT00 » Mon May 02, 2011 1:26 pm

2000 LT AWD 143,xxx miles.

At idle there is a pretty loud sound, sounds like a vacuum leak, sounds like this beeeeeeeeeeeeeeeeeeeeeeeeeeeeeeep . Tap...

5 Replies

4378 Views

Last post by DMT00
Tue May 03, 2011 4:11 am
what exactly does the computer do in a TBI situation

Last post by NotDadsW41 « Mon Jan 10, 2011 4:29 pm
Replies: 3
by markmitchinnh » Mon Jan 10, 2011 1:07 pm

Referring to pre 92- I am just curious as to what the computer controls, Do the computer know stuff like cubic inches, compression ratios, or...

3 Replies

3666 Views

Last post by NotDadsW41
Mon Jan 10, 2011 4:29 pm
Astro AWD 2002 CODES........ C0310 and P1637

Last post by v8famvan « Fri Dec 31, 2010 7:55 am
Replies: 3
by jd_onair1 » Wed Dec 22, 2010 9:42 pm

As stated in another post the Service AWD light comes on every once in a while as well as the battery light. First the code the AWD is throwing is...

3 Replies

6123 Views

Last post by v8famvan
Fri Dec 31, 2010 7:55 am
I'm getting two codes: P0128 and P0442

Last post by kkamakasi « Mon Dec 06, 2010 10:13 am
Replies: 4
by kkamakasi » Sat Dec 04, 2010 8:53 pm

After doing some reading, P0128 seems to refer to a faulty thermostat.

But I can't seem to get an answer for p0442. Code Scanner calls the code EVAP...

4 Replies

4708 Views

Last post by kkamakasi
Mon Dec 06, 2010 10:13 am
Event Data Recorders

Last post by MountainManJoe « Sat Jul 31, 2010 11:37 pm
Replies: 3
by MountainManJoe » Fri Jul 30, 2010 10:36 am

Event Data Recorders

Cut-away:

Located under driver seat in Astro/Safari.

What is an EDR?
Event Data Recorders (EDRs) are functions...

3 Replies

5593 Views

Last post by MountainManJoe
Sat Jul 31, 2010 11:37 pm
WINALDL

Last post by CaptSquid « Sun Jul 25, 2010 8:48 pm
Replies: 8
by 6spd_monte » Wed Jul 21, 2010 11:29 pm

Who here has used it and is familiar with the program?

I've started messing around with it and I have a question!

Across the top of the window,...

8 Replies

5693 Views

Last post by CaptSquid
Sun Jul 25, 2010 8:48 pm
P1336 code, 1999 Vortec 350

Last post by LiftedAWDAstro « Sat Jul 10, 2010 7:51 am
Replies: 8
by rlsllc » Mon Jul 05, 2010 1:50 pm

I think I know why I have the P1336 code, the distrubutor looks to be turned CC about 10 degrees. It had been disassembed at some point, and there...

8 Replies

6539 Views

Last post by LiftedAWDAstro
Sat Jul 10, 2010 7:51 am
Scanguage II X-Gauge codes

Last post by MountainManJoe « Tue May 04, 2010 2:16 pm
Replies: 1
by MountainManJoe » Tue May 04, 2010 2:13 pm

If you don't know what a Scanguage is, check out

I will keep this topic updated with my custom gauges. Enjoy!

(all quantities are expressed using...

1 Replies

3819 Views

Last post by MountainManJoe
Tue May 04, 2010 2:16 pm
Can't figure O2 sensor

Last post by gabequest « Wed Apr 07, 2010 7:27 pm
Replies: 28
by gabequest » Sat Nov 14, 2009 5:15 pm
1

2
P0140 Code: Replaced sensor behind catalytic converter, drove 20 minutes no check engine light, then back on. Drove like this for a while then...
28 Replies

15206 Views

Last post by gabequest
Wed Apr 07, 2010 7:27 pm
95 Stro AWD SES light

Last post by LiftedAWDAstro « Wed Mar 10, 2010 10:38 am
Replies: 24
by smokinsiggy » Wed May 27, 2009 5:58 pm
1

2
Still trying to figure problem with a no start purchase. Other post with UNGO alarm has been reversed engineer and pulled from vehicle. Took flying...
24 Replies

13940 Views

Last post by LiftedAWDAstro
Wed Mar 10, 2010 10:38 am

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TECHNICAL

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