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- Wed Nov 21, 2012 11:09 am
- Forum: Automotive
- Topic: '88 GMC Sputtering Issue at around 40 mph
- Replies: 1
- Views: 26831
'88 GMC Sputtering Issue at around 40 mph
Hello, I am new to this forum and not sure if this is the place to post this diagnostic problem but here it is: My '88 GMC S-15 has been acting up: [Just started yesterday.] Sputtering at around 35-40 mph. [I think the truck shifts into 3rd gear at this speed.] Mainly when going up hill, and not so ...