
1977 GMC C15 Sierra Classic 5.7L Cuts out, backfire/exaust
hey people, this is a head scratcher... we dropped in a new 350 crate eng.,with new edelbrock 600 cfm 4bbl,(EGR blocked), performer edelbrock manifold,full tune up, ie... cap,rotor,plugs,wires,fuel,air,LOF. customer brought truck back with complaint it wasn't ...
FIX posted 9/17/2012
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)51 Replies Received(Hide Replies)51 Replies Received
|
Message Closed w/FIX
|
VIN | TCL447Z515 |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Carburetion / edelbrock 600 cfm 4 bbl |
Emissions | ca emissions |
Symptoms | Cuts Out, Backfire/Exaust |
Occurs | On Decel, on Accel |
Message Closed w/FIX
Vehicle Data
1977 GMC C15 Sierra Classic
VIN | TCL447Z515 |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Carburetion / edelbrock 600 cfm 4 bbl |
Emissions | ca emissions |
Symptoms | Cuts Out, Backfire/Exaust |
Occurs | On Decel, on Accel |