Connectivity issues in 94536, large packet loss

traceroute to (173.8.172.89), 30 hops max, 60 byte packets
5 ae1d0.mcr1.fremont-ca.us.xo.net (216.156.1.69) 4.164 ms 4.399 ms 4.406 ms
6 vb1500.rar3.sanjose-ca.us.xo.net (216.156.0.137) 14.256 ms 13.855 ms 13.997 ms
7 207.88.14.226.ptr.us.xo.net (207.88.14.226) 4.292 ms 3.410 ms 3.404 ms
8 ix-9-0.tcore2.SQN-San-Jose.as6453.net (209.58.116.13) 3.403 ms 3.405 ms 3.611 ms
9 * if-5-2.tcore2.PDI-Palo-Alto.as6453.net (64.86.21.2) 4.504 ms 4.447 ms
10 if-2-2.tcore1.PDI-Palo-Alto.as6453.net (66.198.127.1) 4.555 ms 4.480 ms 4.252 ms
11 66.198.127.34 (66.198.127.34) 8.176 ms 66.198.127.18 (66.198.127.18) 8.818 ms 66.198.127.38 (66.198.127.38) 7.768 ms
12 pos-1-14-0-0-cr01.sanjose.ca.ibone.comcast.net (68.86.87.1) 7.568 ms 7.391 ms 7.378 ms
13 he-0-8-0-0-ar01.sfsutro.ca.sfba.comcast.net (68.86.91.230) 8.343 ms 9.009 ms 8.972 ms
14 be-90-ar01.oakland.ca.sfba.comcast.net (68.85.155.13) 12.400 ms 12.399 ms 12.371 ms
15 te-7-4-ur02.fremont.ca.sfba.comcast.net (68.87.226.73) 92.677 ms 92.387 ms 92.442 ms
16 te-18-10-cdn10.fremont.ca.sfba.comcast.net (68.85.100.218) 10.097 ms 10.872 ms 16.689 ms
17 c-69-181-4-121.hsd1.ca.comcast.net (69.181.4.121) 17.932 ms 22.339 ms 22.344 ms
18 173-8-172-89-SFBA.hfc.comcastbusiness.net (173.8.172.89) 22.161 ms 19.105 ms 19.080 ms

I am seeing a huge packet loss at 17 (69.181.4.121). When I ping it I am seeing on average 56% packet loss and my Internet access is quite spotty.