0 votes
82 views
by (102 points)

I had the check engine come on and gave me code u0073 and p0300 I was trying to see if u0073 could cause p0300

Vehicle: 2007, GMC Yukon XL 5.3l

1 Answer

0 votes
by (11.5k points)

Hi there,

The U0073 code indicates an issue with the CAN system. Here is some info for you.

U0073 GMC - Control Module Communication Bus OFF

Read more: https://www.autocodes.com/u0073_gmc.html

The P0030 indicates an issue with the O2 sensor. HEre is some info for you.

P0030 GMC - HO2S Heater Control Circuit Bank 1 Sensor 1

Read more: https://www.autocodes.com/p0030_gmc.html

Related questions

0 votes
0 answers 433 views
0 votes
1 answer 166 views
0 votes
1 answer 99 views
0 votes
1 answer 289 views
0 votes
1 answer 1.4k views
asked Jun 8, 2018 by Darryll

37.5k questions

30.8k answers

1.2k comments

20.5k users

Need A Repair Shop?
Find local automotive repair shops in your area.
How much do you know about cars?

Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge

Play Now

Home - For Shop Owners - About AutoCodes.com - Privacy Policy - Terms and Conditions - AutoCodes.com Feedback - Copyright 2010-2020 AutoCodes.com

AutoCodes.com - Engine-Codes.com - Infinitihelp.com - Nissanhelp.com
...