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1998 GMC Safari SL 4.3L MIL Lamp on
Posted to GM Driveability on 10/31/2009 12 Replies

I have this safari that is perplexing me.I have a p0121 TPS code that occurs repeatedly. I started with a new TPS sensor. because of the mileage, it was factory, cleared code and it came back a week later with code p0121. I followed the flowchart on mitchells ...

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  Related Documents & Media  1998 GMC Safari SL

 
Message Closed w/FIX

car Vehicle Data

1998 GMC Safari SL

VIN 1GKDM19WXW
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot, Under Load, on Accel

Trouble Codes

P0121Throttle Position Sensor Range/Performance
Message Closed w/FIX

car Vehicle Data

1998 GMC Safari SL

VIN 1GKDM19WXW
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot, Under Load, on Accel

Trouble Codes

P0121Throttle Position Sensor Range/Performance