- 2000–2001 Factory-verified
the 1999 list reads "Foglamps: Deluxe-Envoy and Oldsmobile", so 1999 is not claimed
T37 Factory-verified
Also documented for BuickChevroletOldsmobilePontiacSaturn
Documented applications
- 2000–2002 Factory-verified
the 1999 list reads "Foglamps: Deluxe-Envoy and Oldsmobile", so 1999 is not claimed. The 2002 list reads as the 2001 list.
This page aggregates every documented appearance of T37 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.