answersLogoWhite

0


Best Answer

Not definite, but possibly wrong timing when reinstalling cams and chain and heads, etc.

other option is wrong spark plug wiring. spark plug wires on the wrong plug!

User Avatar

Wiki User

15y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Replaced heads on grand am 3.4 but wont start. Backfire through throttle body?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Should a 1990 Grand Am backfire through the throttle body?

No, It sounds like your timing is off or your firing order is wrong.


Can you fix a 2001 Jeep Grand Cherokee throttle cable?

The cable must be replaced if damaged.


Why does your 2002 3.3 dodge grand caravan backfire through the intake?

Most likely is one plug malfunctioning or a dirty injector.


Where is the transaxle throttle cable located on a 1998 Dodge Grand Caravan?

A Grand Caravan would have the 41TE transmission which does not have a throttle or kickdown cable.


Where is the throttle position sensor on a 3.8 v6 Pontiac grand prix 2004?

The Pontiac Grand Prix was produced from the years 1962 to 2008. The throttle position sensor in a 3.8 V6 Pontiac Grand Prix is located on the butterfly spindle of the throttle body.


How do you clean throttle body on grand caravan?

Where is the ECU on a 2002 Dodge Grand Caravan


Where is it located tps 02 Jeep Grand Cherokee 4.0?

The throttle position sensor is mounted to the throttle body. It is located opposite of where the throttle cable goes onto the throttle body.


How do you tell if your car needs the fuel injector replaced?

I had a 1987 Pontiac Grand Am I found out that the injector needed to be replaced when the car would start for only a few seconds and the die out abruptly. The injector would only spray enough fuel into the throttle body in order to start it then would stop, the injector was located in the middle and above the throttle body making for an easy repair.


How do you fix a stuck throttle on a 2000 Pontiac grand prix gt?

Butterfly in the throttle body needs cleaning.


Where is the tps on a 2000 Pontiac Grand Am?

on the side of the throttle body


Where is located the Throttle Position Sensors TPS in a jeep grand Cherokee Laredo 2004?

On the throttle body, opposite the cables.On the throttle body, opposite the cables.


How do you change a throttle position sensor on a 1998 Jeep Grand Cherokee?

"how do you change a throttle position sensor on a 1998 jeep grand Cherokee?" could someone without any experience do it?