Pontiac check engine codes
Overview
Pontiac (discontinued after 2010) used GM engines. Codes follow GM patterns, including intake gasket leaks on older V6 engines and EVAP vent faults.
Codes notably common on Pontiac
Pontiac specific notes
- Pontiac shares GM engines. Older 3.1 and 3.4 liter V6 engines are known for lower intake manifold gasket coolant leaks.
Owner's manuals
Official Pontiac owner's manual / owner portal (manufacturer site; we do not host copies).
Repair manuals
Step-by-step service manuals for Pontiac with torque specs and wiring diagrams:
Haynes manuals for Pontiac Chilton manuals
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Recall lookup
Check open Pontiac recalls with your VIN at the NHTSA recall lookup.
Sources
- https://www.enginebuildermag.com/2003/07/coolant-contamination-of-engine-oil-for-1996-2003-gm-3-1l-or-3-4l-vin-j-e-engines/
- https://www.nhtsa.gov/recalls
Sources checked October 2026. Bulletins apply only to the models and years they list.
All other codes
These work the same on Pontiac as on any vehicle:
P0430 P0300 P0301 P0302 P0303 P0304 P0174 P0440 P0442 P0456 P0128 P0135 P0141 P0101 P0299 P2135 P0401