Tag: Express
How To Install a LR4 Water Pump
The 4.8 liter GEN III GMC engine known as the LR4 is a very common engine, found in many late model trucks and vans....
DTC P1258 – How To Replace your GMC Sierra ECT
The GM specific OBDII trouble code of P1258 involves your Engine Coolant Temperature sensor. The specific wording behind this trouble code is Engine Coolant...
How To Test LM7 MAF
Expanding on our How to Build a Budget LS Engine series, we'll be taking a look at how to test, service and repair components...
