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Buick
Lesabre
Emission
EVAP
What and where is the evaporative emission control system on a 1998 Buick LeSabre?
1998 BUICK LESABRE
126,000 MILES
MCURTIS93
MEMBER
8 POSTS
FOLLOW
code reads- P0440- STFT B1= -1.6% , LTFT B1= -8.6%.
Mar 13, 2012 at 9:09 PM
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RASMATAZ
CERTIFIED EXPERT
75,992 POSTS
Where did you get them fuel trimmings? The Evap system starts at the charcoal canister then ends at the fuel tank-sorry
Mar 13, 2012 at 9:19 PM