S&T Series Blazer, Bravada, Envoy, Jimmy, Rainier, Trailblazer, Xtreme

Type 'B' Codes

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Type 'B' Codes are emissions-related



Are "armed" or pending after one trip when a fault is detected
 
Are "disarmed" after 1-Trip if the second consecutive trip passes
 
Request the MIL "on" the 2nd consecutive trip if the fault occurs
 
Set a History Code on the 2nd consecutive trip if the fault occurs
 
Store Freeze Frame Data the 1st trip that a fault is detected
 
Store a Failure Record the first trip a fault is detected
 
Update a Failure Record the first time the test fails each key cycle
 

 
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