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11-16-2017, 12:21 PM
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Registered User
Join Date: Nov 2017
Location: H, Q
Posts: 180
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87 GMC issues
Hi all, I own a 1987 GMC
 Sierra 7.4L. With fuel injection I just done a complete restro, however I need your help in: 1. Gear shift’s at high speeds, I suspect the MAP, how do I fix it. 2. The reverse light will not come on when gear in reverse (auto trans), Any thoughts Thanks���� Last edited by Captain J; 11-18-2017 at 04:06 PM. Reason: To improve |
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