× 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
2002 Chevrolet Tahoe LS 4.8L MIL Lamp on, spark knock
Posted to GM Driveability on 7/1/2004 3 Replies

the vehicle runs ok going down road but at a idle the valves raddle and spark knock can not brake torqe the vehicle it is like the timing is retarted does same thing when vehicle is under [...] another computer but the dealer could not get in the prom to repro...

3 Replies Received (View Replies)

  Related Documents & Media  2002 Chevrolet Tahoe LS

 
Message Closed

car Vehicle Data

2002 Chevrolet Tahoe LS

VIN 1GNEC13V42
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Spark Knock
OccursAlways, Under Load

Trouble Codes

P0106Manifold Air Pressure Sensor Range/Performance
Message Closed

car Vehicle Data

2002 Chevrolet Tahoe LS

VIN 1GNEC13V42
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Spark Knock
OccursAlways, Under Load

Trouble Codes

P0106Manifold Air Pressure Sensor Range/Performance