Operation CHARM
: Car repair manuals for everyone.
Hosted by
mcallihan.com
Home
>>
Buick
>>
1996
>>
Riviera V6-3.8L VIN K
>>
Repair and Diagnosis
>>
Heating and Air Conditioning
>>
Testing and Inspection
>>
Reading and Clearing Diagnostic Trouble Codes
>>
Displaying & Reading Trouble Codes
>>
Without Scan Tool
Without Scan Tool
The only way to display diagnostic trouble codes (DTC) is by using a Tech 1. There are no provisions for "ON-BOARD" diagnostics.