Chevrolet Express, GMC Savana (1996 - Present)

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Express & Savana - General
General technical discussion and troubleshooting
Topics: 61

61 Topics

263 Posts

Last post Re: Vent door and/or actuator…
by MountainManJoe View the latest post
Sun Apr 20, 2025 11:12 am
Body
Subforum: Lighting
Topics: 11

11 Topics

46 Posts

Last post Re: 2015 Savana 2500
by MountainManJoe View the latest post
Thu Dec 12, 2024 5:06 pm
Towing and Hauling
Working vans. Towing (and being towed), boats, trailers, hitches, roof racks, storage shelves, etc.
Topics: 1

1 Topics

1 Posts

Last post 2002 Towing Specs
by MountainManJoe View the latest post
Tue Dec 06, 2022 12:02 am

Active topics

Replies

Views

Last post

Sticky Specifications

Last post by MountainManJoe « Mon Mar 15, 2021 2:45 pm
Replies: 1
by MountainManJoe » Mon Mar 15, 2021 2:35 pm

Specifications and data for various van models

(Find owner's manuals, electrical manuals and other publications in the file Files menu.

1 Replies

4864 Views

Last post by MountainManJoe
Mon Mar 15, 2021 2:45 pm
Vent door and/or actuator broken

Last post by MountainManJoe « Sun Apr 20, 2025 11:12 am
Replies: 5
by bigbacon » Tue Apr 15, 2025 5:33 am

I have a 2000 express 3500 LS and I think either the air diverter door is buster and/or one of the actuators is not working. Fan is fine.

It seems...

5 Replies

374 Views

Last post by MountainManJoe
Sun Apr 20, 2025 11:12 am
Always on cigarette lighter to ignition only on

Last post by wesgarland « Fri Apr 18, 2025 8:06 pm
Replies: 3
by bambo » Wed Jul 17, 2024 11:22 pm

Hello,
I'd like to have my cigarette lighters on only when the vehicle is on as to not accidently leave something plugged in and discharge my starter...

3 Replies

1273 Views

Last post by wesgarland
Fri Apr 18, 2025 8:06 pm
Adding OEM Limited Slip

Last post by wesgarland « Fri Apr 18, 2025 8:03 pm
Replies: 7
by 6point6Liter » Sat Nov 23, 2024 12:27 pm

Hi guys,
I just bought a 2024 3500 Extended LT with the 6.6 liter.
It was in stock, I didn't order it and sadly, it does not have the factory limited...

7 Replies

610 Views

Last post by wesgarland
Fri Apr 18, 2025 8:03 pm
Blower not blowing at all

Last post by MountainManJoe « Tue Apr 08, 2025 8:01 pm
Replies: 1
by Marshmallow3500 » Tue Apr 08, 2025 5:30 pm

I have a 2016 Chevy Express 3500 6.6L Diesel. My van's blower does not turn on with the knobs in any position ... with the one exception that...

1 Replies

173 Views

Last post by MountainManJoe
Tue Apr 08, 2025 8:01 pm
P0171 P0174 Fuel Trim System Lean both banks

Last post by MountainManJoe « Fri Apr 04, 2025 11:03 pm
Replies: 11
by RobsRV » Sun Mar 30, 2025 9:44 pm

I took my RV in for a smog test and the guy hooked up what appeared to be a(scan tool with bidirectional controls), and lo and behold, I have a check...

11 Replies

388 Views

Last post by MountainManJoe
Fri Apr 04, 2025 11:03 pm
Elephant sound when hard accelerating

Last post by copper128 « Sat Mar 29, 2025 9:33 am
Replies: 2
by Josh77 » Sun Mar 02, 2025 12:52 am

Hello Everyone. My 2021 Express 3500 has developed an elephant-type noise when hard accelerating. It seems to happen whenever going from steadily...

2 Replies

278 Views

Last post by copper128
Sat Mar 29, 2025 9:33 am
2024 steering wheel audio controls

Last post by copper128 « Sat Mar 29, 2025 8:24 am
Replies: 12
by urwuis » Fri Apr 05, 2024 6:44 pm

TIA! Anyone out there update a 2024 Express to steering wheel controls? i realize Ill need a new head unit and wheel.

12 Replies

2645 Views

Last post by copper128
Sat Mar 29, 2025 8:24 am
Crank No start Headache

Last post by MountainManJoe « Mon Mar 24, 2025 6:20 pm
Replies: 5
by Ash80 » Sun Mar 23, 2025 11:03 am

Hello new Guy here with a real pain in the behind problem on my Mothers Van, Its a 2000 Gmc savana 1500, and this christmas it decided to not start....

5 Replies

207 Views

Last post by MountainManJoe
Mon Mar 24, 2025 6:20 pm
Pedal adjustments?

Last post by augidog « Sun Mar 16, 2025 1:52 pm
Replies: 8
by bambo » Fri Jun 28, 2024 11:59 am

Howdy. 2014 Express 1500 5.3
Very annoyed that my little mazda 3 hatchback has more leg room than my van. Is there any way to adjust the pedals to be...

8 Replies

1192 Views

Last post by augidog
Sun Mar 16, 2025 1:52 pm
Factory stereo amp?

Last post by MountainManJoe « Mon Mar 03, 2025 9:39 pm
Replies: 4
by Jibberjabber » Sun Mar 02, 2025 1:18 pm

I have a 2008 gmc savana explorer conversion. I am wondering where gm put the factory amplifier on these vans? Or were they only intragrated in the...

4 Replies

418 Views

Last post by MountainManJoe
Mon Mar 03, 2025 9:39 pm
2004 savana sherrod - power inverter issues

Last post by MountainManJoe « Fri Jan 17, 2025 8:00 pm
Replies: 1
by cal28son » Fri Jan 17, 2025 6:23 pm

I'm having many issues with lights in the cab.
Reading lights not working unless doors are open.
Overhead center light not working.
Tv not...

1 Replies

379 Views

Last post by MountainManJoe
Fri Jan 17, 2025 8:00 pm
06 express w/4.8l fuel pressure test port

Last post by MountainManJoe « Thu Jan 09, 2025 9:34 pm
Replies: 1
by ccfamorgan » Thu Jan 09, 2025 10:13 am

Good morning ya'll,
Long story short i have a 06 express cutaway that has intermittent starting issues. Runs great when it runs, 40k miles (mfsab bus...

1 Replies

422 Views

Last post by MountainManJoe
Thu Jan 09, 2025 9:34 pm
Center Floor Console Latch

Last post by MountainManJoe « Fri Jan 03, 2025 1:25 pm
Replies: 1
by dck2955 » Fri Jan 03, 2025 11:55 am

I've got several hours into looking for this latch for my center floor console on my 2000 Express 1500. I'm guessing I'm just not calling it the...

1 Replies

385 Views

Last post by MountainManJoe
Fri Jan 03, 2025 1:25 pm
Interior lights will not illuminate

Last post by MountainManJoe « Thu Dec 12, 2024 5:06 pm
Replies: 1
by Phenom02 » Wed Dec 11, 2024 12:42 pm

I have a 2015 Savana 2500 work van and as soon as I started it the other morning the interior lights went out. The overhead light in the cab and the...

1 Replies

735 Views

Last post by MountainManJoe
Thu Dec 12, 2024 5:06 pm
2002 5.7 conversion van misfire helppppp

Last post by bman86 « Mon Dec 09, 2024 9:34 am
Replies: 6
by 2002conversionblue » Sat Jul 20, 2024 9:27 am

Hey guys I have a 2002 5.7 express conversion van I keep getting a misfire code
I changed the cap and rotor
plugs are new
coil is 3 years old

after...

6 Replies

963 Views

Last post by bman86
Mon Dec 09, 2024 9:34 am
Express van no heahlights

Last post by MountainManJoe « Tue Nov 26, 2024 7:29 pm
Replies: 1
by rforsha » Tue Nov 26, 2024 4:44 pm

Express van 2500 year 2007. No headlights hi or low beam. Don’t know when this happened, it’s a work vehicle and rarely used after dark.
So far...

1 Replies

375 Views

Last post by MountainManJoe
Tue Nov 26, 2024 7:29 pm
speed-sensitive steering

Last post by MountainManJoe « Tue Nov 19, 2024 10:13 am
Replies: 8
by johnbythelake » Sun Oct 06, 2024 8:45 am

What year did Chevy Express Vans get speed-sensitive steering? I have a 1999 van that seems, as of late, to have lost this ability, making high-speed...

8 Replies

973 Views

Last post by MountainManJoe
Tue Nov 19, 2024 10:13 am
Seatbelt Question on ‘24 Savana

Last post by copper128 « Fri Nov 15, 2024 3:21 pm

by copper128 » Fri Nov 15, 2024 3:21 pm

Does anyone know why this stitching is on the webbing of all the right side seatbelts on my Savana passenger van? It’s not on the driver’s side belt,...

0 Replies

574 Views

Last post by copper128
Fri Nov 15, 2024 3:21 pm
2019 Express 3500 Extended Regear help needed

Last post by copper128 « Fri Nov 15, 2024 9:32 am
Replies: 9
by jcieslik » Thu Oct 03, 2024 11:50 am

I am working to regear my 2019 Express 3500 extended van.

I am at 3.42 now and I need to go to 4.10s.

I am installing a Timberline 4WD kit and...

9 Replies

1106 Views

Last post by copper128
Fri Nov 15, 2024 9:32 am
Aftermarket radio install

Last post by MountainManJoe « Fri Oct 04, 2024 6:32 am
Replies: 1
by Bgrahovac » Fri Oct 04, 2024 6:18 am

I have some questions about installing an aftermarket radio. My Express is a 2005 2500. I'm installing a double din radio and have(foolishly) cut the...

1 Replies

635 Views

Last post by MountainManJoe
Fri Oct 04, 2024 6:32 am
Rough idle and gas smell - Express 3500

Last post by devhill « Sun Sep 29, 2024 2:15 am
Replies: 6
by devhill » Mon Sep 16, 2024 6:38 pm

Hello everyone

I just got a Chevy Express 2003 3500 6.0. It was sitting for a long time and i got it in exhange for a job. I did an oil and fluid...

6 Replies

1111 Views

Last post by devhill
Sun Sep 29, 2024 2:15 am
Battery current sensor

Last post by sixsix « Mon Sep 16, 2024 3:10 pm
Replies: 2
by JSteps » Sun Sep 08, 2024 2:46 pm

Battery when the engine is off is at 12 volts when the engine is running I’m at 13.8 volts. The belt is turning the alternator. No slack no noise...

2 Replies

698 Views

Last post by sixsix
Mon Sep 16, 2024 3:10 pm
What is this hose ?

Last post by Zimmermy « Wed Sep 04, 2024 9:58 am
Replies: 5
by Zimmermy » Tue Sep 03, 2024 7:14 pm

Hello - I have a Chevy express 3500 4.8L V8 year 2009. I'm wondering what this hose is? One end is connected under the radiator cap and the other end...

5 Replies

865 Views

Last post by Zimmermy
Wed Sep 04, 2024 9:58 am
No speedo abs on

Last post by MountainManJoe « Wed Aug 28, 2024 1:33 pm
Replies: 12
by Goodtin » Fri Jul 12, 2024 3:31 pm

I have a 1998 express 1500 the speedo doubles abs light is on no codes . I think it a ground problem where do I start? I have a stock 4 vol manual ,...

12 Replies

1376 Views

Last post by MountainManJoe
Wed Aug 28, 2024 1:33 pm
How is the blower motor connected

Last post by VTP99 « Wed Aug 28, 2024 3:45 am
Replies: 10
by VTP99 » Thu Aug 22, 2024 6:43 am

04 Chevy Express 1500

Can someone please assist me with a blower motor electrical diagram.
Specifically the Orange wire from the resistor block.
I...

10 Replies

1770 Views

Last post by VTP99
Wed Aug 28, 2024 3:45 am
2004 Body electrical

Last post by MountainManJoe « Tue Aug 27, 2024 10:50 pm
Replies: 2
by MountainManJoe » Tue Aug 22, 2023 9:49 pm

2004 Chevrolet Express/GMC Savana body electrical info

2 Replies

3827 Views

Last post by MountainManJoe
Tue Aug 27, 2024 10:50 pm
AWD Transmission Saga. Help Please

Last post by MountainManJoe « Wed Aug 07, 2024 4:35 pm
Replies: 5
by Sammyc151 » Tue Aug 06, 2024 10:59 pm

I have a 2011 Express 1500 AWD with 150k miles. It has been through 3 transmissions in 4-5 years. It has been to 3 different shops, and no one has...

5 Replies

881 Views

Last post by MountainManJoe
Wed Aug 07, 2024 4:35 pm
Blend door/damper locations, 2014 Express

Last post by Dailydriver14 « Thu Jul 25, 2024 6:17 am
Replies: 5
by Dailydriver14 » Tue Jul 23, 2024 7:25 pm

I'm having an on going issue with ac not getting as cold as it should. When the heater core lines are restricted(totally different discussion), the...

5 Replies

1320 Views

Last post by Dailydriver14
Thu Jul 25, 2024 6:17 am
White Cap Obstruction in Filler Neck

Last post by MountainManJoe « Tue Jul 09, 2024 5:52 pm
Replies: 6
by SamSmurf » Wed Jul 03, 2024 1:51 pm

Hi, I have a 2021 Motorhome on a Chevy express van 3500 dually chassis with 6.6L engine and 30 gallon fuel tank

I've always had issues filling up...

6 Replies

1207 Views

Last post by MountainManJoe
Tue Jul 09, 2024 5:52 pm
No Speedometer, no Shift indicator, no reverse lights

Last post by MountainManJoe « Thu Jun 20, 2024 1:39 pm
Replies: 1
by GreyManVan » Thu Jun 20, 2024 10:54 am

Hey guys I am new and REALLY stuck, I have a safety inspection coming up to get my van on the road but now for some strange reason I lost
my;
- NO...

1 Replies

804 Views

Last post by MountainManJoe
Thu Jun 20, 2024 1:39 pm
2012 2500 chevy express with access package

Last post by MountainManJoe « Sat Jun 15, 2024 2:31 pm
Replies: 1
by Devildog63 » Sat Jun 15, 2024 9:48 am

I have a chevy 2500 express 2012 with the access package . The access package is the rear side panels open up and each panel has a fluorescent strip...

1 Replies

1007 Views

Last post by MountainManJoe
Sat Jun 15, 2024 2:31 pm
Adding windows to express cargo

Last post by MountainManJoe « Mon May 27, 2024 3:29 pm
Replies: 3
by bambo » Mon May 27, 2024 3:44 am

Howdy. I've been wanting to buy a chevy express cargo van and I've passed up a few only because they didn't have rear and side windows. So now I'm...

3 Replies

2851 Views

Last post by MountainManJoe
Mon May 27, 2024 3:29 pm
Instrument cluster lights and gauges go on and off while driving

Last post by MountainManJoe « Mon May 27, 2024 12:57 pm
Replies: 1
by Bgrahovac » Mon May 27, 2024 6:32 am

Hello all, new here and have an issue I need help with. Maybe someone has experienced this as well...

2005 Express 2500 6.0 gas engine. Yesterday...

1 Replies

1387 Views

Last post by MountainManJoe
Mon May 27, 2024 12:57 pm
2006 4.8l replacement

Last post by MountainManJoe « Wed May 22, 2024 6:34 pm
Replies: 1
by 4mal » Wed May 22, 2024 1:30 pm

I think my block is probably toast. Savana 2500with 4.8 and 185 k on the cloxk. Tranny rebuild at 150. Yesterdy at about 55mph, the Engime Reduced...

1 Replies

1112 Views

Last post by MountainManJoe
Wed May 22, 2024 6:34 pm
Injector pump/injectors

Last post by MountainManJoe « Thu May 02, 2024 9:20 am
Replies: 3
by Biggbass1014 » Sun Apr 28, 2024 5:52 am

Newbe here, thanks for having me.
I have a 2000 savana 2500 6.5 diesil. My problem is I parked my van after driving all day without any issues since...

3 Replies

1452 Views

Last post by MountainManJoe
Thu May 02, 2024 9:20 am
Is an 01 windshield compatible with an 05 express?

Last post by MishomiWolf « Sat Apr 06, 2024 1:13 pm
Replies: 2
by MishomiWolf » Sat Apr 06, 2024 11:55 am

Hi,

I have an 05 express and have available a good 01 windshield. Are they the same shape and compatible? I'm not so concerned with trim, just...

2 Replies

1011 Views

Last post by MishomiWolf
Sat Apr 06, 2024 1:13 pm
2005 AWD Savana with broken transfer case

Last post by MountainManJoe « Mon Apr 01, 2024 6:09 pm
Replies: 6
by redguy34 » Sat Mar 30, 2024 4:57 pm

Hello all,

We have A 2005 AWD Savana at our house with A busted transfer case as the subject says. It broke about 3 years ago sitting since then....

6 Replies

2031 Views

Last post by MountainManJoe
Mon Apr 01, 2024 6:09 pm
Remote Key fob help

Last post by MountainManJoe « Mon Apr 01, 2024 6:01 pm
Replies: 1
by Tammy54 » Mon Apr 01, 2024 5:37 pm

I have a 2023 Chevy express 2500 that did not come with a remote key fob. It is the most basic van you can buy so is it possible to add an...

1 Replies

1434 Views

Last post by MountainManJoe
Mon Apr 01, 2024 6:01 pm
Intermittent misfire.

Last post by MountainManJoe « Thu Feb 22, 2024 8:23 pm
Replies: 1
by Gusthebus » Thu Feb 22, 2024 4:51 pm

Didn’t want to high jack the “misfire” post so I will start this one .
I have a 2003 Express with a 6l engine and 156000km on the clock.

When I...

1 Replies

1228 Views

Last post by MountainManJoe
Thu Feb 22, 2024 8:23 pm
Rear end swap

Last post by MountainManJoe « Mon Feb 12, 2024 2:36 pm
Replies: 1
by Jwest290 » Mon Feb 12, 2024 1:32 pm

I have a 02 savana 3500 with drum brakes will a rear end out of a 04 express 350 with disk brakes fit in the 02 savana. As in a direct bolt on swap.

1 Replies

1118 Views

Last post by MountainManJoe
Mon Feb 12, 2024 2:36 pm
How do I fix misfiring

Last post by MountainManJoe « Sat Feb 03, 2024 2:49 pm
Replies: 3
by Ericwest » Fri Feb 02, 2024 1:10 pm

Hello everyone! I just bought a used express and could really use some advice. I have an engine code for random misfire. The van has been sitting for...

3 Replies

1675 Views

Last post by MountainManJoe
Sat Feb 03, 2024 2:49 pm
Which oil should I use

Last post by MountainManJoe « Sat Feb 03, 2024 2:42 pm
Replies: 3
by Ericwest » Fri Feb 02, 2024 1:10 pm

Hello everyone! I just bought a used express and could really use some advice. I know it has 5/30 viscosity oil. But do I use conventional or...

3 Replies

3292 Views

Last post by MountainManJoe
Sat Feb 03, 2024 2:42 pm
Advice on buying a Chevy Express

Last post by MountainManJoe « Wed Jan 31, 2024 12:56 pm
Replies: 5
by KuxW04 » Thu Jun 23, 2022 8:36 pm

Hello everybody, new to the community.

I am a few years away from retirement and looking to buy a Chevy Express (or GMC Sanana) cargo van and make...

5 Replies

5234 Views

Last post by MountainManJoe
Wed Jan 31, 2024 12:56 pm
2008 Express key fob relearn

Last post by MountainManJoe « Mon Jan 29, 2024 5:18 pm
Replies: 3
by allisd17 » Mon Jan 29, 2024 3:37 pm

Will not enter relearn menu. Any thoughts?

3 Replies

1932 Views

Last post by MountainManJoe
Mon Jan 29, 2024 5:18 pm
Does the L96 V8 have AFM?

Last post by MountainManJoe « Tue Jan 02, 2024 8:08 am
Replies: 3
by Barbixy » Mon Jan 01, 2024 8:04 pm

Hello everyone,
A shop recently told me I have common problem of worn cam lobes and/or lifter rollers due to the AFM design on my 2018 Express cargo...

3 Replies

4731 Views

Last post by MountainManJoe
Tue Jan 02, 2024 8:08 am
retrofitting a window

Last post by Bret Schmerker « Wed Dec 20, 2023 6:02 pm
Replies: 2
by aliaj00 » Mon Dec 04, 2023 1:27 pm

Hi Guys,

I want to gift my brother a gmc Savana, but so far for my money I have only found cargo vans with right side door window and no second raw...

2 Replies

5547 Views

Last post by Bret Schmerker
Wed Dec 20, 2023 6:02 pm
Anyone ever seen a body like this? Even the rear doors go up to the top

Last post by Bret Schmerker « Wed Dec 20, 2023 5:59 pm
Replies: 4
by MrGilmoreJr » Tue Nov 14, 2023 7:45 am

4 Replies

4885 Views

Last post by Bret Schmerker
Wed Dec 20, 2023 5:59 pm
Small renovation to rear body

Last post by MountainManJoe « Tue Dec 05, 2023 3:42 pm
Replies: 10
by MountainManJoe » Wed Mar 17, 2021 8:01 pm

Once in a while I like to clean behind the trim at the back of my van. Here on the wet coast, things get really mildewy, and I start to get dark...

10 Replies

7221 Views

Last post by MountainManJoe
Tue Dec 05, 2023 3:42 pm
2009 Express, Savana engine controls - fuel

Last post by MountainManJoe « Mon Dec 04, 2023 3:19 pm
Replies: 1
by MountainManJoe » Mon Dec 04, 2023 3:02 pm

2009 Chevcrolet Express, GMC Savana - Engine controls - Fuel

Frame
frame.png

Fuel Rail Pressure (FRP) Sensor
( 4.8L, 5.3L, 6.0L, 6.2L, or...

1 Replies

4361 Views

Last post by MountainManJoe
Mon Dec 04, 2023 3:19 pm

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Chevrolet Express, GMC Savana (1996 - Present)