Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Date Published
JUL 01, 2004
NHTSA TSB #
10012112
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# 040604050.

Summary
CNG FUEL LEVEL READS HIGHER THAN ACTUAL, INACCURATE FUEL LEVEL READING, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED. *TT