× 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
1987 Chevrolet R20 Custom Deluxe 5.7L Excessive Emissions, Poor Idle Quality, Stall
Posted to GM Driveability on 5/30/2002 13 Replies

first thanks for the help,the truck will start,but loads up in about 10 [...] you throttle it,it will clear up. map sensor volts go up as the engine loads upand stalls. no leaks at the throttle body (fuel).checked the scan data the block learn and integrator a...

13 Replies Received (View Replies)

  Related Documents & Media  1987 Chevrolet R20 Custom Deluxe

 
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet R20 Custom Deluxe

VIN 1GCFR24K7H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / tbi
Emissionsca emissions
SymptomsExcessive Emissions, Poor Idle Quality, Stall
OccursIdle
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet R20 Custom Deluxe

VIN 1GCFR24K7H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / tbi
Emissionsca emissions
SymptomsExcessive Emissions, Poor Idle Quality, Stall
OccursIdle