1995 Pontiac Bonneville car wont start

Tiny
JEFF69
  • MEMBER
  • 1995 PONTIAC BONNEVILLE
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 149,111 MILES
I have a1995 pontiac bonneville that wont start it has good crank but sounds like it is not getting fire what could cause this problem?
Sunday, August 22nd, 2010 AT 12:29 PM

3 Replies

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Have a helper crank it, while you visually check for spark at the plugs. You can use a known good spark plug or spark tester. Pull a spark plug wire, stick the tester in the boot. Ground metal part of tester to metal part of engine. Engine cranking watch for spark. If that checks out, use a gage and check fuel pressure. Some of the national brand autostores used to loan out a fuel pressure gage, if you don't have one? If your still fully obd1 compliant, you can check for applicable mil codes.

You might disable injectors when testing for spark, so you don't flood anything.
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Sunday, August 22nd, 2010 AT 12:47 PM
Tiny
JEFF69
  • MEMBER
  • 3 POSTS
I replaced the ecm or electonic control module after I had it tested and found it was bad and the car started rite up and now it runs just fine
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+1
Sunday, August 22nd, 2010 AT 4:17 PM
Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Glad you got it going your way.
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Monday, August 23rd, 2010 AT 8:09 AM

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