Alana Maize
Friday, August 19, 2011
Bad o2 sensor or coil?
99 Astro 4.3 code P0420 Occasional rough run from cold. Only 68k miles. Code indicates 02 sensor or catalyst,possible coil. CarMd says replace 02 sensor first-does this seem correct? Thx!
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment