1999 Chevy Blazer Check engine light. Obd code P1870

1999 CHEVROLET BLAZER
15,300 MILES • 6 CYL • 4WD • AUTOMATIC
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SMOKE6574
  • MEMBER
  • 2 POSTS
what does code P1870 mean? do I need a part or a new transmission?
Oct 15, 2010 at 2:48 PM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
could be several things such as faulty shift solenoid, TCC solenoid, internal tranny failure, engine misfire etc.. best bet would be having a transmission specialist shop diagnose it.
Oct 15, 2010 at 2:50 PM
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