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GMC TSB #990730016A
1991 GMC Safari
TSB Document: - Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 990730016A.
Affected Component: POWER TRAIN
- Summary
- DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
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