Problem Reports

Cadillac Escalade

Report: Check Engine Light With Code P1870

• Check Engine Light Due to Gas Cap Issue
  Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

  Common Problems > Cadillac Escalade

• Check Engine light
  Check engine light comes on when the gas tank is below 1/2. Replaced gas cap and that seemed t...

  Q&A > Cadillac > 2003 Cadillac Escalade

• Check Engine Light Due to Restricted Secondary Air Injection Check Valves
  One or both secondary air injection check valves may become restricted causing poor air flow re...

  Common Problems > Cadillac Escalade

• I have an Escalade ESV, I tow a travel trailer, I bought SuperChip.
  I also added a new K&R Intake system. I get Engine Light Codes PO101- Mass/Volume Air Flow Circ, Range/Perf and Code PPO171 and PO174, SYS too Lean (Bank 1) and (Bank 2). The engine light only come...

  Q&A > Cadillac > 2004 Cadillac Escalade

• Check Engine Light and Misfire Due to Stuck Fuel Injectors
  One or more fuel injectors may become stuck closed causing an engine misfire  and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives...

  Common Problems > Cadillac Escalade