CHEVROLET, GMC
PIT-4857
Manufacturer communications
- Publication date
- 2009-05-01
- Received by NHTSA
- 2009-11-25
- NHTSA record numbers
- 10030750
Manufacturer summary
Original wording in English
GMC/CHEVROLET: SIR MIL ON AND TECH 2 WILL NOT COMMUNICATE WITH SDM. SOME MODULES MAY SET A COMMUNICATION DTC U0151 AGAINST SDM. DIAGNOSTICS MAY LEAD TO REPLACEMENT OF SDM AND REPLACING SDM MAY FIX THE CONCERN FOR A SHORT TIME OR IT MAY FAIL AGAIN ON THE FIRST OR SECOND IGNITION KEY CYCLE. THE HD SILVERADO AND SIERRAS ONLY. *PE
Reported code forms
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