× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1994 Chevrolet K1500 5.7L Poor Idle Quality, Hesitation, Poor Fuel Economy
Posted to GM Driveability on 5/21/2007 6 Replies

have installed vortec heads using gm performance intake manifoldvortec design for tbi p/[...] we are encountering drivability problems at low speed under 2000 rpm, hesitation /surge poor idle and poor cold start drivability. we are using factory vortec exhaust...

6 Replies Received (View Replies)

  Related Documents & Media  1994 Chevrolet K1500

 
Message Closed w/Summary

car Vehicle Data

1994 Chevrolet K1500

VIN 2GCEK1919K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD
SymptomsPoor Idle Quality, Hesitation, Poor Fuel Economy
OccursAlways, Cruise, Idle
Message Closed w/Summary

car Vehicle Data

1994 Chevrolet K1500

VIN 2GCEK1919K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsOBD
SymptomsPoor Idle Quality, Hesitation, Poor Fuel Economy
OccursAlways, Cruise, Idle