» » »

Buick Q&A

Ask Your Question

1991 Buick Century Question: dies after 20 25 minutes

 

Question

conoco65452, Crocker, MO, June 25, 2013, 06:37
 Enthusiast

we have a buick that stalls out after engine runs an will not restart have had ecm maf crank sensor coil packs and ignition module replaced an the problem still remains. any idea

1 Answer
Flag This
  • Answer #1

    June 25, 2013, 08:29
    Profile_thumbnail
     Master

    Start right back up when it stalls? If not at that time check for ignition fire or spark. If GOOD HOT spark then focus on the fuel system. Need pump pressure reading!

    Flag This
  • Reply

    conoco65452, June 25, 2013, 11:16
     Enthusiast

    no it will not restart until it has cooled down but yet I have 40psi on fuel an shows great spark

    Flag This
  • Reply

    pushrod, June 25, 2013, 14:49
    Profile_thumbnail
     Master

    Ok-------- water in fuel. I have no idea! Good luck.

    Reply
    Flag This