Question about 1997 Buick LeSabre
My 97 buick i get a code that reads system to lean bank 1 what should i check the maf sensor gas cap fuel filter if the maf is there a way to test it without buying new one first i get code po171 system to lean bank 1
Code po 171 system lean on bank one on 2002 buick lasabre
Posted on Mar 01, 2009
Remove maf sensor and check for air filter debris on it, gently blow off debris taking care not to damamge the wires on the sensor. also check forvaccum leaks as this can cause a lean condition
Posted on Nov 30, 2008
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Posted on Jan 02, 2017
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