U1152 Diagnostic Trouble Code Discussion for September 2008
Lost Communication With HCM Module
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| Help Request | Posted | |
| 2002 GMC Envoy SLE 4.2L guages inop VIN: 1GKDT13S22 U1152: loss hvac com. Here's a good one for you GM techs . on every module I can get loss of communication codes. Basically it has to sit over night first thing in the morning at about 50 degrees the IPC will only have a speedo and a tach the other guages are inop and idiot lights ... |
September 25, 2008 | |
| 2002 GMC Envoy SLE 4.2L guages inop VIN: 1GKDT13S22 U1152: loss hvac com. Here's a good one for you GM techs . on every module I can get loss of communication codes. Basically it has to sit over night first thing in the morning at about 50 degrees the IPC will only have a speedo and a tach the other guages are inop and idiot lights ... |
September 29, 2008 |
