Print this page

January 19: GM 6L90 Transmission Failures Seem to Be Over investigations | 4 days ago
January 18: GM L87 Engine Failures Investigated in Nearly 877,000 Vehicles investigations | 5 days ago
December 19: GM Transmission Class Action Lawsuit Update: Appeals Court Ruling news | 35 days ago
December 3: GM Truck Tailgate Recall Involves 150,000 HD Trucks recalls | 51 days ago
November 17: Chevy Express and GMC Savana Vans Recalled For Multiple Issues recalls | 67 days ago

GMC TSB #21NA260

2017 GMC Savana

TSB Document:

MC-10205580-9999.pdf

Affected Component: EQUIPMENT

Summary: This technical bulletin provides repair information to correct a customer concern of Lack of Power or Poor Performance During High Ambient Temperatures with RPO (C7N) 12,300 LB GVWR or (C4M) 9,900 LB GVWR.

Click a tab for more information.

Date Published: NOV 29, 2021
NHTSA TSB #: 10205580

Find something helpful? Spread the word. Share on Facebook Retweet this page Email this page

Become a Fan & Spread the Word