Express, Savana & G-Series Vans Offered in both a full size van, or a large box truck, the Express is the modern GM workhorse.

Chevrolet Express
Platform: GMT Van

Starts then dies 2003 express 3500

Old Oct 20, 2021 | 8:26 AM
  #21  
not6bucks's Avatar
Thread Starter
CF Beginner
 
Joined: Oct 2021
Posts: 14
Likes: 2
Default

Here Is what i got for voltage with and with out key on

C1- C=11.8 F=11.8
C2- (A3-A8 and A12 all 11.8), (B1 B2 B4 B9 = 11.8) B12=.4 with key on
C3 - B1= .4 with key on
C4 - A3 A4 B3 = 11.6 with key on
C5- D=11.8
Reply
Old Oct 20, 2021 | 9:34 AM
  #22  
not6bucks's Avatar
Thread Starter
CF Beginner
 
Joined: Oct 2021
Posts: 14
Likes: 2
Default

Also i did ohms across the C2 male pins on the BCM disconnected from the van, I put the black lead on the A12 and went thru all 24 pins with the red lead on B6 and B7 I get a reading of 0
Reply
Old Oct 20, 2021 | 6:21 PM
  #23  
mountainmanjoe's Avatar
Super Moderator
 
Joined: Feb 2017
Posts: 6,207
Likes: 689
Default

You should take it to mechanic who specializes in auto electronics.
Reply
Old Oct 22, 2021 | 9:18 AM
  #24  
not6bucks's Avatar
Thread Starter
CF Beginner
 
Joined: Oct 2021
Posts: 14
Likes: 2
Default

UPDATE problem solved with a new BCM, had to do the key relearn after new BCM, also I will be driving it to a shop to get the BCM programmed radio and locks currently need programmed.
Thanks for the help
Reply
Old Oct 25, 2021 | 9:30 PM
  #25  
loopedr1's Avatar
CF Junior Member
5 Year Member
Liked
 
Joined: Sep 2018
Posts: 88
Likes: 13
Default

Thanks for posting the repair…..that really helps in the future….
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Rick Lund-Pedersen
Express, Savana & G-Series Vans
4
Mar 2, 2020 8:36 PM
Lakeman 903
Express, Savana & G-Series Vans
6
Oct 20, 2019 1:54 PM
tbb2
Express, Savana & G-Series Vans
4
May 12, 2018 3:08 PM
nolachevy84
Express, Savana & G-Series Vans
0
Oct 15, 2017 9:24 PM
sharonc21
Express, Savana & G-Series Vans
2
Jan 1, 2008 7:15 PM


Thread Tools
Search this Thread

All times are GMT -5. The time now is 9:01 PM.