THIS HAPPENS ONCE OR TWICE A YEAR WHEN REALLY ...

  • Tiny
  • Anonymous
  • 2003 GMC Envoy
  • 40,000 miles

This happens once or twice a year when really cold. It starts good but when I accelerate it makes a pinging sound then slows down to no more than 10-15 MPH. If I pull over & floor the gas pedal it will not rev up. After I turn keyoff for a minute it takes off just fine

Thursday, December 27th, 2012 AT 11:12 PM

0 Replies

Please login or register to post a reply.

Similar Questions