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Chevrolet
1500
Trouble Codes
OBD1 Codes
GM OBD1 codes 81, 82 and 83?
1995 CHEVROLET 1500
390,000 MILES • 5.7L • 2WD • AUTOMATIC
4LASO4
MEMBER
3 POSTS
What does codes 81, 82 and 83 mean?
Aug 30, 2023 at 1:09 AM
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STRAILER
✓
Experienced Mechanic
55,583 POSTS
Here is a list of GM obd1 codes:
https://www.2carpros.com/articles/buick-cadillac-chevy-gmc-oldsmobile-pontiac-gm-1983-1995-obd1-code-definitions-and-retrieval-method
81 - Brake input circuit fault
82 - Ignition control (IC) 3X signal error
There is no code 83? Can you please recheck it?
Aug 30, 2023 at 5:30 AM
4LASO4
MEMBER
3 POSTS
Rechecked still flashing code 83.
What is Ignition control (IC) 3X.
Aug 30, 2023 at 5:49 AM
STRAILER
✓
Experienced Mechanic
55,583 POSTS
This can be the ignition module, coil or primary pickup coil problem, it just says problem with the ignition system.
Aug 31, 2023 at 3:29 AM
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