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1989 Pontiac Tempest 2.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on
Posted to GM Driveability on 6/29/2005 8 Replies

Hello, i am working on this 1989 pontiac. with a 2.8 PFI and it is running rich all the time, replaced the o2. it was reading lean all the time. now with the new O2 is it always rich. removed the plugs to inspect, and it confirms that it is running rich, plugs...

8 Replies Received (View Replies)

  Related Documents & Media  1989 Pontiac Tempest

 
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car Vehicle Data

1989 Pontiac Tempest

VIN [No VIN Available]
Engine2.8 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / PFI
EmissionsObd1
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall, MIL Lamp On
OccursAlways

Trouble Codes

44exhuast lean
45exhaust rich
Message Closed w/FIX

car Vehicle Data

1989 Pontiac Tempest

VIN [No VIN Available]
Engine2.8 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / PFI
EmissionsObd1
SymptomsPoor Idle Quality, Hesitation, Surge, Cuts Out, Stall, MIL Lamp On
OccursAlways

Trouble Codes

44exhuast lean
45exhaust rich