Take it to a shop. Before coolant is added it needs to be evacuated. Those little cans you buy at a parts store or at walmart are bandaids if you have a leak and shouldn't be used to charge the system in the first place.
Search Chevrolet Suburban Questions
Chevrolet Suburban Experts
Related Models For Sale
Used Ford F-150"
2,955 Great Deals out of 157,198 listings starting at $1,500
Used GMC Suburban"
282 listings starting at $1,999
Used Cars For Sale
2015 Chevrolet Suburban For Sale
16 Great Deals out of 7,842 listings starting at $45,207
2014 Chevrolet Suburban For Sale
149 Great Deals out of 2,257 listings starting at $27,573
2013 Chevrolet Suburban For Sale
66 Great Deals out of 1,100 listings starting at $25,000
2012 Chevrolet Suburban For Sale
51 Great Deals out of 646 listings starting at $19,900
2011 Chevrolet Suburban For Sale
55 Great Deals out of 1,073 listings starting at $19,980