1997 GMC Sonoma Problems: 4 Issues Every Owner Should Know
1997 model year · 0+ owner reports · Updated April 2026
According to Au7o's analysis of 0+ owner reports, the 1997 GMC Sonoma has 4 documented known issues, with 1 rated critical. The most serious is Lower Intake Manifold Gasket Leak (4.3L V6) ($400-$800 repair). Across all issues, repair costs range from $30 to $900. DIY maintenance guides at au7o.io.