Firing order?

1995 CHEVROLET ASTRO
Avatar
RDCD1234
  • MEMBER
  • 1 POST
The van is backfiring I was wondering if I have a crossed plug wire.  I replaced the plugs and wires also. Thanks For the help
Jun 20, 2008 at 9:14 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
STRAILER
  • CAR REPAIR CONTRIBUTOR
  • 54,189 POSTS
Yes, this can be the problem, here I have included some firing order diagrams so you can double check. Please let me know if you need anything else.


https://images.2carpros.com/forum/automotive_pictures/12900_f1_7.jpg


https://images.2carpros.com/forum/automotive_pictures/12900_f2_6.jpg

Best, Ken
Jan 17, 2017 at 12:46 PM
Advertisement
Avatar
JSNAPZ1212
  • MEMBER
  • 1 POST
what is the Firing order for 1995 chevy astro 4.3L
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
SERVICE WRITER
  • CAR REPAIR CONTRIBUTOR
  • 9,123 POSTS
1-6-5-4-3-2
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
LEILANI67
  • MEMBER
  • 2 POSTS
DONT HAVE THE TROUBLESHOOTING SECTION IN MY MANUAL. COULD I PLEASE HAVE THE FIRING ORDER OF SPARK PLUGS FOR CHEVY ASTRO.THANK YOU!
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
JDL
  • CAR REPAIR CONTRIBUTOR
  • 16,098 POSTS
What is the litre size of engine?
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
JDL
  • CAR REPAIR CONTRIBUTOR
  • 16,098 POSTS
This info is for the 4.3L engine.
Image (Click to enlarge)
Attached Media
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
WESLEY_MYS
  • MEMBER
  • 10 POSTS
my distributor is 380 out. best way to reset it
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Do you have a repair manual if so-Put the engine no.1 piston on its compression stroke/TDC, align the cam and crank sprockets to their markings, put crank pulley on TDC/0 deg and rotor pointing to no.1 cap tower.
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
GENTECHIT
  • MEMBER
  • 2 POSTS
When the plug wires are coming from the distributor cap to the Spark Plugs, Which wire goes to which plug?
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Here is a picture of what you need.


https://images.2carpros.com/forum/automotive_pictures/249084_firing_order_4.jpg

Let me know if it helps. Joe
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
ANDYS
  • MEMBER
  • 3 POSTS
the order on a distrubeter cap. 1992 astro cahevy 2 w/d
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
this help
Image (Click to enlarge)
Attached Media
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
ANDYS
  • MEMBER
  • 3 POSTS
the cap does not have any numbers so i dont know which is one
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
ANDYS
  • MEMBER
  • 3 POSTS
it turns on but i feel like i have to put more force on the gas. it feels more heavy to ride
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
How many miles on plugs,filters wires cap ect. has fuel pressure been checked. Check engine light on? this sudden or came on over time?
Jun 29, 2020 at 11:33 AM (Merged)
Avatar
ERNIE SWAN
  • MEMBER
  • 1 POST
I was hoping to find out the wiring order of the spark plug wires at the Distributor cap?
Jun 29, 2020 at 11:34 AM (Merged)
Avatar
OBXAUTOMEDIC
  • CAR REPAIR CONTRIBUTOR
  • 3,711 POSTS
Hello, Here is the firing order....


https://images.2carpros.com/forum/automotive_pictures/188069_90astrofiringorder_1.jpg

.
Jun 29, 2020 at 11:34 AM (Merged)
Avatar
ERIKATVEGAS
  • MEMBER
  • 1 POST
what is the firing order on the distributor cap?
Jun 29, 2020 at 11:34 AM (Merged)
Avatar
RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Specifications FIRING ORDER


https://images.2carpros.com/forum/automotive_pictures/12900_fo_139.jpg

Jun 29, 2020 at 11:34 AM (Merged)