× 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
1996 Chevrolet Tahoe LS 5.7L Hesitation, lack of power
Posted to GM Driveability on 2/24/2009 8 Replies

vehicle came in with low voltage codes for both front o2's as well as a p0134 - no activity B1S1. Both sensors flatline intermittantly - checked heater ckt - fuse OK - checked fuel pressure - [...] is spec - measured 54 - replaced fuel filter - no change. Chec...

8 Replies Received (View Replies)

  Related Documents & Media  1996 Chevrolet Tahoe LS

 
Message Closed

car Vehicle Data

1996 Chevrolet Tahoe LS

VIN 1GNEK13RXT
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / scpi
EmissionsOBD-II Compliant
SymptomsHesitation, Lack of Power
OccursUnder Load
Misc.Tahoe

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
Message Closed

car Vehicle Data

1996 Chevrolet Tahoe LS

VIN 1GNEK13RXT
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / scpi
EmissionsOBD-II Compliant
SymptomsHesitation, Lack of Power
OccursUnder Load
Misc.Tahoe

Trouble Codes

P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0134Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage