Forums
New posts
Search forums
What's new
New posts
Latest activity
Members
Registered members
Current visitors
Log in
Register
What's new
Search
Search
Search titles only
By:
Latest activity
Register
Menu
Log in
Register
Install the app
Install
Search
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Search results
D
Need to find out where pin #25 is on an early 99 suburban 5.7.
Need to find out which harness pin #25 is on an early 99 suburban 5.7. Tan white stripe. low voltage return for bank 1 sensor 1 o2
Dave J
Thread
Nov 20, 2023
Replies: 3
Forum:
Engine Performance + Maintenance
D
O2 sensor
Early 99 gmc sub 5.7 O2 sensor not reading. 12volts and good ground for heater. Getting 4.5volt reading on blue/white stripe wire with sensor unhooked. Tried two known good sensors. What am I missing?
Dave J
Thread
Nov 19, 2023
Replies: 1
Forum:
Engine Performance + Maintenance
Latest posts
Headlight conversion?
Latest: GoToGuy
1 minute ago
Audio + Electronics
Rebuilding motor: Timing gear or chain?
Latest: L31MaxExpress
2 minutes ago
Engine Performance + Maintenance
Mechanical Water Temp Gauge
Latest: GoToGuy
9 minutes ago
Engine Performance + Maintenance
Starter wire question
Latest: GoToGuy
19 minutes ago
Engine Performance + Maintenance
The Member Truck Thread
Latest: GrimsterGMC
30 minutes ago
Member Trucks
Members online
Chrimson85
GoToGuy
Charlesteneows
L31MaxExpress
texasil
pgutier1
Used
Road Trip
Chevyman1969
AK49BWL
cool99846
jinks67
js1732
Thorud74
GrimsterGMC
WojTec
Forum statistics
Threads
64,756
Messages
1,400,007
Members
52,379
Latest member
fregosox7
Share this page
Facebook
X (Twitter)
Reddit
Pinterest
Tumblr
WhatsApp
Email
Share
Link
Search
Top